diff --git a/lib/Model/AbTestCampaignResult.php b/lib/Model/AbTestCampaignResult.php
index 8d8e1cb..a605944 100644
--- a/lib/Model/AbTestCampaignResult.php
+++ b/lib/Model/AbTestCampaignResult.php
@@ -200,9 +200,9 @@ class AbTestCampaignResult implements ModelInterface, ArrayAccess
     const WINNING_VERSION_B = 'B';
     const WINNING_CRITERIA_OPEN = 'Open';
     const WINNING_CRITERIA_CLICK = 'Click';
-    
 
-    
+
+
     /**
      * Gets allowable values of the enum
      *
@@ -218,7 +218,7 @@ class AbTestCampaignResult implements ModelInterface, ArrayAccess
             self::WINNING_VERSION_B,
         ];
     }
-    
+
     /**
      * Gets allowable values of the enum
      *
@@ -231,7 +231,7 @@ class AbTestCampaignResult implements ModelInterface, ArrayAccess
             self::WINNING_CRITERIA_CLICK,
         ];
     }
-    
+
 
     /**
      * Associative array for storing property values
@@ -514,7 +514,7 @@ class AbTestCampaignResult implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -526,7 +526,7 @@ class AbTestCampaignResult implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -539,7 +539,7 @@ class AbTestCampaignResult implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -555,7 +555,7 @@ class AbTestCampaignResult implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/AbTestCampaignResultClickedLinks.php b/lib/Model/AbTestCampaignResultClickedLinks.php
index c323793..47cdc3e 100644
--- a/lib/Model/AbTestCampaignResultClickedLinks.php
+++ b/lib/Model/AbTestCampaignResultClickedLinks.php
@@ -163,9 +163,9 @@ class AbTestCampaignResultClickedLinks implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -270,7 +270,7 @@ class AbTestCampaignResultClickedLinks implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -282,7 +282,7 @@ class AbTestCampaignResultClickedLinks implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -295,7 +295,7 @@ class AbTestCampaignResultClickedLinks implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -311,7 +311,7 @@ class AbTestCampaignResultClickedLinks implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/AbTestCampaignResultStatistics.php b/lib/Model/AbTestCampaignResultStatistics.php
index 1f0799c..1fb0830 100644
--- a/lib/Model/AbTestCampaignResultStatistics.php
+++ b/lib/Model/AbTestCampaignResultStatistics.php
@@ -183,9 +183,9 @@ class AbTestCampaignResultStatistics implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -402,7 +402,7 @@ class AbTestCampaignResultStatistics implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -414,7 +414,7 @@ class AbTestCampaignResultStatistics implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -427,7 +427,7 @@ class AbTestCampaignResultStatistics implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -443,7 +443,7 @@ class AbTestCampaignResultStatistics implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/AbTestVersionClicks.php b/lib/Model/AbTestVersionClicks.php
index 164ec23..e16a6f7 100644
--- a/lib/Model/AbTestVersionClicks.php
+++ b/lib/Model/AbTestVersionClicks.php
@@ -58,7 +58,7 @@ class AbTestVersionClicks implements ModelInterface, ArrayAccess
       * @var string[]
       */
     protected static $swaggerTypes = [
-        
+
     ];
 
     /**
@@ -67,7 +67,7 @@ class AbTestVersionClicks implements ModelInterface, ArrayAccess
       * @var string[]
       */
     protected static $swaggerFormats = [
-        
+
     ];
 
     /**
@@ -97,7 +97,7 @@ class AbTestVersionClicks implements ModelInterface, ArrayAccess
      * @var string[]
      */
     protected static $attributeMap = [
-        
+
     ];
 
     /**
@@ -106,7 +106,7 @@ class AbTestVersionClicks implements ModelInterface, ArrayAccess
      * @var string[]
      */
     protected static $setters = [
-        
+
     ];
 
     /**
@@ -115,7 +115,7 @@ class AbTestVersionClicks implements ModelInterface, ArrayAccess
      * @var string[]
      */
     protected static $getters = [
-        
+
     ];
 
     /**
@@ -159,9 +159,9 @@ class AbTestVersionClicks implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -210,7 +210,7 @@ class AbTestVersionClicks implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -222,7 +222,7 @@ class AbTestVersionClicks implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -235,7 +235,7 @@ class AbTestVersionClicks implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -251,7 +251,7 @@ class AbTestVersionClicks implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/AbTestVersionClicksInner.php b/lib/Model/AbTestVersionClicksInner.php
index aa1b864..4d29afe 100644
--- a/lib/Model/AbTestVersionClicksInner.php
+++ b/lib/Model/AbTestVersionClicksInner.php
@@ -168,9 +168,9 @@ class AbTestVersionClicksInner implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -303,7 +303,7 @@ class AbTestVersionClicksInner implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -315,7 +315,7 @@ class AbTestVersionClicksInner implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -328,7 +328,7 @@ class AbTestVersionClicksInner implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -344,7 +344,7 @@ class AbTestVersionClicksInner implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/AbTestVersionStats.php b/lib/Model/AbTestVersionStats.php
index c83f036..96a0c3c 100644
--- a/lib/Model/AbTestVersionStats.php
+++ b/lib/Model/AbTestVersionStats.php
@@ -164,9 +164,9 @@ class AbTestVersionStats implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -271,7 +271,7 @@ class AbTestVersionStats implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -283,7 +283,7 @@ class AbTestVersionStats implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -296,7 +296,7 @@ class AbTestVersionStats implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -312,7 +312,7 @@ class AbTestVersionStats implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/AddChildDomain.php b/lib/Model/AddChildDomain.php
index b139251..7880d94 100644
--- a/lib/Model/AddChildDomain.php
+++ b/lib/Model/AddChildDomain.php
@@ -158,9 +158,9 @@ class AddChildDomain implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -234,7 +234,7 @@ class AddChildDomain implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -246,7 +246,7 @@ class AddChildDomain implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -259,7 +259,7 @@ class AddChildDomain implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -275,7 +275,7 @@ class AddChildDomain implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/AddContactToList.php b/lib/Model/AddContactToList.php
index 6bb87af..ea52ab4 100644
--- a/lib/Model/AddContactToList.php
+++ b/lib/Model/AddContactToList.php
@@ -163,9 +163,9 @@ class AddContactToList implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -264,7 +264,7 @@ class AddContactToList implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -276,7 +276,7 @@ class AddContactToList implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -289,7 +289,7 @@ class AddContactToList implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -305,7 +305,7 @@ class AddContactToList implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/AddCredits.php b/lib/Model/AddCredits.php
index cbf0dde..b27f2eb 100644
--- a/lib/Model/AddCredits.php
+++ b/lib/Model/AddCredits.php
@@ -163,9 +163,9 @@ class AddCredits implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -264,7 +264,7 @@ class AddCredits implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -276,7 +276,7 @@ class AddCredits implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -289,7 +289,7 @@ class AddCredits implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -305,7 +305,7 @@ class AddCredits implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/BlockDomain.php b/lib/Model/BlockDomain.php
index a07ee15..6919f16 100644
--- a/lib/Model/BlockDomain.php
+++ b/lib/Model/BlockDomain.php
@@ -158,9 +158,9 @@ class BlockDomain implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -237,7 +237,7 @@ class BlockDomain implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -249,7 +249,7 @@ class BlockDomain implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -262,7 +262,7 @@ class BlockDomain implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -278,7 +278,7 @@ class BlockDomain implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/CreateAttribute.php b/lib/Model/CreateAttribute.php
index e103bc2..963e8fd 100644
--- a/lib/Model/CreateAttribute.php
+++ b/lib/Model/CreateAttribute.php
@@ -174,9 +174,9 @@ class CreateAttribute implements ModelInterface, ArrayAccess
     const TYPE_BOOLEAN = 'boolean';
     const TYPE_ID = 'id';
     const TYPE_CATEGORY = 'category';
-    
 
-    
+
+
     /**
      * Gets allowable values of the enum
      *
@@ -193,7 +193,7 @@ class CreateAttribute implements ModelInterface, ArrayAccess
             self::TYPE_CATEGORY,
         ];
     }
-    
+
 
     /**
      * Associative array for storing property values
@@ -334,7 +334,7 @@ class CreateAttribute implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -346,7 +346,7 @@ class CreateAttribute implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -359,7 +359,7 @@ class CreateAttribute implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -375,7 +375,7 @@ class CreateAttribute implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/CreateAttributeEnumeration.php b/lib/Model/CreateAttributeEnumeration.php
index 61e60d6..1913633 100644
--- a/lib/Model/CreateAttributeEnumeration.php
+++ b/lib/Model/CreateAttributeEnumeration.php
@@ -163,9 +163,9 @@ class CreateAttributeEnumeration implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -270,7 +270,7 @@ class CreateAttributeEnumeration implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -282,7 +282,7 @@ class CreateAttributeEnumeration implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -295,7 +295,7 @@ class CreateAttributeEnumeration implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -311,7 +311,7 @@ class CreateAttributeEnumeration implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/CreateChild.php b/lib/Model/CreateChild.php
index d627211..8c345ad 100644
--- a/lib/Model/CreateChild.php
+++ b/lib/Model/CreateChild.php
@@ -189,9 +189,9 @@ class CreateChild implements ModelInterface, ArrayAccess
     const LANGUAGE_IT = 'it';
     const LANGUAGE_DE = 'de';
     const LANGUAGE_EN = 'en';
-    
 
-    
+
+
     /**
      * Gets allowable values of the enum
      *
@@ -208,7 +208,7 @@ class CreateChild implements ModelInterface, ArrayAccess
             self::LANGUAGE_EN,
         ];
     }
-    
+
 
     /**
      * Associative array for storing property values
@@ -439,7 +439,7 @@ class CreateChild implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -451,7 +451,7 @@ class CreateChild implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -464,7 +464,7 @@ class CreateChild implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -480,7 +480,7 @@ class CreateChild implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/CreateContact.php b/lib/Model/CreateContact.php
index 5c46cc1..9d7b80e 100644
--- a/lib/Model/CreateContact.php
+++ b/lib/Model/CreateContact.php
@@ -188,9 +188,9 @@ class CreateContact implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -414,7 +414,7 @@ class CreateContact implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -426,7 +426,7 @@ class CreateContact implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -439,7 +439,7 @@ class CreateContact implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -455,7 +455,7 @@ class CreateContact implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/CreateDoiContact.php b/lib/Model/CreateDoiContact.php
index b34a8ba..08b01a6 100644
--- a/lib/Model/CreateDoiContact.php
+++ b/lib/Model/CreateDoiContact.php
@@ -183,9 +183,9 @@ class CreateDoiContact implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -396,7 +396,7 @@ class CreateDoiContact implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -408,7 +408,7 @@ class CreateDoiContact implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -421,7 +421,7 @@ class CreateDoiContact implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -437,7 +437,7 @@ class CreateDoiContact implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/CreateEmailCampaign.php b/lib/Model/CreateEmailCampaign.php
index daa58ea..822f3f5 100644
--- a/lib/Model/CreateEmailCampaign.php
+++ b/lib/Model/CreateEmailCampaign.php
@@ -295,9 +295,9 @@ class CreateEmailCampaign implements ModelInterface, ArrayAccess
 
     const WINNER_CRITERIA_OPEN = 'open';
     const WINNER_CRITERIA_CLICK = 'click';
-    
 
-    
+
+
     /**
      * Gets allowable values of the enum
      *
@@ -310,7 +310,7 @@ class CreateEmailCampaign implements ModelInterface, ArrayAccess
             self::WINNER_CRITERIA_CLICK,
         ];
     }
-    
+
 
     /**
      * Associative array for storing property values
@@ -1130,7 +1130,7 @@ class CreateEmailCampaign implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -1142,7 +1142,7 @@ class CreateEmailCampaign implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -1155,7 +1155,7 @@ class CreateEmailCampaign implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -1171,7 +1171,7 @@ class CreateEmailCampaign implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/CreateEmailCampaignRecipients.php b/lib/Model/CreateEmailCampaignRecipients.php
index 719be7a..ba2d73b 100644
--- a/lib/Model/CreateEmailCampaignRecipients.php
+++ b/lib/Model/CreateEmailCampaignRecipients.php
@@ -164,9 +164,9 @@ class CreateEmailCampaignRecipients implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -265,7 +265,7 @@ class CreateEmailCampaignRecipients implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -277,7 +277,7 @@ class CreateEmailCampaignRecipients implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -290,7 +290,7 @@ class CreateEmailCampaignRecipients implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -306,7 +306,7 @@ class CreateEmailCampaignRecipients implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/CreateEmailCampaignSender.php b/lib/Model/CreateEmailCampaignSender.php
index e01d05e..e245a58 100644
--- a/lib/Model/CreateEmailCampaignSender.php
+++ b/lib/Model/CreateEmailCampaignSender.php
@@ -169,9 +169,9 @@ class CreateEmailCampaignSender implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -298,7 +298,7 @@ class CreateEmailCampaignSender implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -310,7 +310,7 @@ class CreateEmailCampaignSender implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -323,7 +323,7 @@ class CreateEmailCampaignSender implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -339,7 +339,7 @@ class CreateEmailCampaignSender implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/CreateList.php b/lib/Model/CreateList.php
index d6a812d..9b41102 100644
--- a/lib/Model/CreateList.php
+++ b/lib/Model/CreateList.php
@@ -163,9 +163,9 @@ class CreateList implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -270,7 +270,7 @@ class CreateList implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -282,7 +282,7 @@ class CreateList implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -295,7 +295,7 @@ class CreateList implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -311,7 +311,7 @@ class CreateList implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/CreateModel.php b/lib/Model/CreateModel.php
index fe5ab29..7027a03 100644
--- a/lib/Model/CreateModel.php
+++ b/lib/Model/CreateModel.php
@@ -158,9 +158,9 @@ class CreateModel implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -237,7 +237,7 @@ class CreateModel implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -249,7 +249,7 @@ class CreateModel implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -262,7 +262,7 @@ class CreateModel implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -278,7 +278,7 @@ class CreateModel implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/CreateReseller.php b/lib/Model/CreateReseller.php
index 020bdd2..40868ca 100644
--- a/lib/Model/CreateReseller.php
+++ b/lib/Model/CreateReseller.php
@@ -163,9 +163,9 @@ class CreateReseller implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -267,7 +267,7 @@ class CreateReseller implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -279,7 +279,7 @@ class CreateReseller implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -292,7 +292,7 @@ class CreateReseller implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -308,7 +308,7 @@ class CreateReseller implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/CreateSender.php b/lib/Model/CreateSender.php
index 642cb4a..5d4fa20 100644
--- a/lib/Model/CreateSender.php
+++ b/lib/Model/CreateSender.php
@@ -168,9 +168,9 @@ class CreateSender implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -300,7 +300,7 @@ class CreateSender implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -312,7 +312,7 @@ class CreateSender implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -325,7 +325,7 @@ class CreateSender implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -341,7 +341,7 @@ class CreateSender implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/CreateSenderIps.php b/lib/Model/CreateSenderIps.php
index 9df80df..a72534a 100644
--- a/lib/Model/CreateSenderIps.php
+++ b/lib/Model/CreateSenderIps.php
@@ -168,9 +168,9 @@ class CreateSenderIps implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -316,7 +316,7 @@ class CreateSenderIps implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -328,7 +328,7 @@ class CreateSenderIps implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -341,7 +341,7 @@ class CreateSenderIps implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -357,7 +357,7 @@ class CreateSenderIps implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/CreateSenderModel.php b/lib/Model/CreateSenderModel.php
index 0f6be5f..1761b31 100644
--- a/lib/Model/CreateSenderModel.php
+++ b/lib/Model/CreateSenderModel.php
@@ -168,9 +168,9 @@ class CreateSenderModel implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -297,7 +297,7 @@ class CreateSenderModel implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -309,7 +309,7 @@ class CreateSenderModel implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -322,7 +322,7 @@ class CreateSenderModel implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -338,7 +338,7 @@ class CreateSenderModel implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/CreateSmsCampaign.php b/lib/Model/CreateSmsCampaign.php
index 6a11aea..fa9d133 100644
--- a/lib/Model/CreateSmsCampaign.php
+++ b/lib/Model/CreateSmsCampaign.php
@@ -178,9 +178,9 @@ class CreateSmsCampaign implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -371,7 +371,7 @@ class CreateSmsCampaign implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -383,7 +383,7 @@ class CreateSmsCampaign implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -396,7 +396,7 @@ class CreateSmsCampaign implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -412,7 +412,7 @@ class CreateSmsCampaign implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/CreateSmsCampaignRecipients.php b/lib/Model/CreateSmsCampaignRecipients.php
index c34dc29..df7627b 100644
--- a/lib/Model/CreateSmsCampaignRecipients.php
+++ b/lib/Model/CreateSmsCampaignRecipients.php
@@ -163,9 +163,9 @@ class CreateSmsCampaignRecipients implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -267,7 +267,7 @@ class CreateSmsCampaignRecipients implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -279,7 +279,7 @@ class CreateSmsCampaignRecipients implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -292,7 +292,7 @@ class CreateSmsCampaignRecipients implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -308,7 +308,7 @@ class CreateSmsCampaignRecipients implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/CreateSmtpEmail.php b/lib/Model/CreateSmtpEmail.php
index 0c80874..77b3321 100644
--- a/lib/Model/CreateSmtpEmail.php
+++ b/lib/Model/CreateSmtpEmail.php
@@ -163,9 +163,9 @@ class CreateSmtpEmail implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -264,7 +264,7 @@ class CreateSmtpEmail implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -276,7 +276,7 @@ class CreateSmtpEmail implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -289,7 +289,7 @@ class CreateSmtpEmail implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -305,7 +305,7 @@ class CreateSmtpEmail implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/CreateSmtpTemplate.php b/lib/Model/CreateSmtpTemplate.php
index 26b8bbd..d32721e 100644
--- a/lib/Model/CreateSmtpTemplate.php
+++ b/lib/Model/CreateSmtpTemplate.php
@@ -203,9 +203,9 @@ class CreateSmtpTemplate implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -513,7 +513,7 @@ class CreateSmtpTemplate implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -525,7 +525,7 @@ class CreateSmtpTemplate implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -538,7 +538,7 @@ class CreateSmtpTemplate implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -554,7 +554,7 @@ class CreateSmtpTemplate implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/CreateSmtpTemplateSender.php b/lib/Model/CreateSmtpTemplateSender.php
index bf46b5d..da4f409 100644
--- a/lib/Model/CreateSmtpTemplateSender.php
+++ b/lib/Model/CreateSmtpTemplateSender.php
@@ -169,9 +169,9 @@ class CreateSmtpTemplateSender implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -295,7 +295,7 @@ class CreateSmtpTemplateSender implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -307,7 +307,7 @@ class CreateSmtpTemplateSender implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -320,7 +320,7 @@ class CreateSmtpTemplateSender implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -336,7 +336,7 @@ class CreateSmtpTemplateSender implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/CreateUpdateContactModel.php b/lib/Model/CreateUpdateContactModel.php
index fced0de..642196d 100644
--- a/lib/Model/CreateUpdateContactModel.php
+++ b/lib/Model/CreateUpdateContactModel.php
@@ -158,9 +158,9 @@ class CreateUpdateContactModel implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -234,7 +234,7 @@ class CreateUpdateContactModel implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -246,7 +246,7 @@ class CreateUpdateContactModel implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -259,7 +259,7 @@ class CreateUpdateContactModel implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -275,7 +275,7 @@ class CreateUpdateContactModel implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/CreateUpdateFolder.php b/lib/Model/CreateUpdateFolder.php
index b1312a7..eeaa587 100644
--- a/lib/Model/CreateUpdateFolder.php
+++ b/lib/Model/CreateUpdateFolder.php
@@ -158,9 +158,9 @@ class CreateUpdateFolder implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -234,7 +234,7 @@ class CreateUpdateFolder implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -246,7 +246,7 @@ class CreateUpdateFolder implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -259,7 +259,7 @@ class CreateUpdateFolder implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -275,7 +275,7 @@ class CreateUpdateFolder implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/CreateWebhook.php b/lib/Model/CreateWebhook.php
index 18bd973..221949a 100644
--- a/lib/Model/CreateWebhook.php
+++ b/lib/Model/CreateWebhook.php
@@ -191,9 +191,9 @@ class CreateWebhook implements ModelInterface, ArrayAccess
     const EVENTS_CONTACT_DELETED = 'contactDeleted';
     const TYPE_TRANSACTIONAL = 'transactional';
     const TYPE_MARKETING = 'marketing';
-    
 
-    
+
+
     /**
      * Gets allowable values of the enum
      *
@@ -220,7 +220,7 @@ class CreateWebhook implements ModelInterface, ArrayAccess
             self::EVENTS_CONTACT_DELETED,
         ];
     }
-    
+
     /**
      * Gets allowable values of the enum
      *
@@ -233,7 +233,7 @@ class CreateWebhook implements ModelInterface, ArrayAccess
             self::TYPE_MARKETING,
         ];
     }
-    
+
 
     /**
      * Associative array for storing property values
@@ -414,7 +414,7 @@ class CreateWebhook implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -426,7 +426,7 @@ class CreateWebhook implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -439,7 +439,7 @@ class CreateWebhook implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -455,7 +455,7 @@ class CreateWebhook implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/CreatedProcessId.php b/lib/Model/CreatedProcessId.php
index d1ed5a4..b5f508e 100644
--- a/lib/Model/CreatedProcessId.php
+++ b/lib/Model/CreatedProcessId.php
@@ -158,9 +158,9 @@ class CreatedProcessId implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -237,7 +237,7 @@ class CreatedProcessId implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -249,7 +249,7 @@ class CreatedProcessId implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -262,7 +262,7 @@ class CreatedProcessId implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -278,7 +278,7 @@ class CreatedProcessId implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/DeleteHardbounces.php b/lib/Model/DeleteHardbounces.php
index 335e0da..3ad3477 100644
--- a/lib/Model/DeleteHardbounces.php
+++ b/lib/Model/DeleteHardbounces.php
@@ -168,9 +168,9 @@ class DeleteHardbounces implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -294,7 +294,7 @@ class DeleteHardbounces implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -306,7 +306,7 @@ class DeleteHardbounces implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -319,7 +319,7 @@ class DeleteHardbounces implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -335,7 +335,7 @@ class DeleteHardbounces implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/EmailExportRecipients.php b/lib/Model/EmailExportRecipients.php
index e080861..85d9a19 100644
--- a/lib/Model/EmailExportRecipients.php
+++ b/lib/Model/EmailExportRecipients.php
@@ -171,9 +171,9 @@ class EmailExportRecipients implements ModelInterface, ArrayAccess
     const RECIPIENTS_TYPE_SOFT_BOUNCES = 'softBounces';
     const RECIPIENTS_TYPE_HARD_BOUNCES = 'hardBounces';
     const RECIPIENTS_TYPE_UNSUBSCRIBED = 'unsubscribed';
-    
 
-    
+
+
     /**
      * Gets allowable values of the enum
      *
@@ -192,7 +192,7 @@ class EmailExportRecipients implements ModelInterface, ArrayAccess
             self::RECIPIENTS_TYPE_UNSUBSCRIBED,
         ];
     }
-    
+
 
     /**
      * Associative array for storing property values
@@ -311,7 +311,7 @@ class EmailExportRecipients implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -323,7 +323,7 @@ class EmailExportRecipients implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -336,7 +336,7 @@ class EmailExportRecipients implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -352,7 +352,7 @@ class EmailExportRecipients implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/ErrorModel.php b/lib/Model/ErrorModel.php
index d63e6f9..911f590 100644
--- a/lib/Model/ErrorModel.php
+++ b/lib/Model/ErrorModel.php
@@ -178,9 +178,9 @@ class ErrorModel implements ModelInterface, ArrayAccess
     const CODE_UNAUTHORIZED = 'unauthorized';
     const CODE_ACCOUNT_UNDER_VALIDATION = 'account_under_validation';
     const CODE_NOT_ACCEPTABLE = 'not_acceptable';
-    
 
-    
+
+
     /**
      * Gets allowable values of the enum
      *
@@ -206,7 +206,7 @@ class ErrorModel implements ModelInterface, ArrayAccess
             self::CODE_NOT_ACCEPTABLE,
         ];
     }
-    
+
 
     /**
      * Associative array for storing property values
@@ -328,7 +328,7 @@ class ErrorModel implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -340,7 +340,7 @@ class ErrorModel implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -353,7 +353,7 @@ class ErrorModel implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -369,7 +369,7 @@ class ErrorModel implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetAccount.php b/lib/Model/GetAccount.php
index 3e0fea9..4579d7c 100644
--- a/lib/Model/GetAccount.php
+++ b/lib/Model/GetAccount.php
@@ -193,9 +193,9 @@ class GetAccount implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -465,7 +465,7 @@ class GetAccount implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -477,7 +477,7 @@ class GetAccount implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -490,7 +490,7 @@ class GetAccount implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -506,7 +506,7 @@ class GetAccount implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetAccountMarketingAutomation.php b/lib/Model/GetAccountMarketingAutomation.php
index b59305d..a9c419b 100644
--- a/lib/Model/GetAccountMarketingAutomation.php
+++ b/lib/Model/GetAccountMarketingAutomation.php
@@ -163,9 +163,9 @@ class GetAccountMarketingAutomation implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -267,7 +267,7 @@ class GetAccountMarketingAutomation implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -279,7 +279,7 @@ class GetAccountMarketingAutomation implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -292,7 +292,7 @@ class GetAccountMarketingAutomation implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -308,7 +308,7 @@ class GetAccountMarketingAutomation implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetAccountPlan.php b/lib/Model/GetAccountPlan.php
index dd3b616..1b165bc 100644
--- a/lib/Model/GetAccountPlan.php
+++ b/lib/Model/GetAccountPlan.php
@@ -189,9 +189,9 @@ class GetAccountPlan implements ModelInterface, ArrayAccess
     const TYPE_SMS = 'sms';
     const TYPE_RESELLER = 'reseller';
     const CREDITS_TYPE_SEND_LIMIT = 'sendLimit';
-    
 
-    
+
+
     /**
      * Gets allowable values of the enum
      *
@@ -207,7 +207,7 @@ class GetAccountPlan implements ModelInterface, ArrayAccess
             self::TYPE_RESELLER,
         ];
     }
-    
+
     /**
      * Gets allowable values of the enum
      *
@@ -219,7 +219,7 @@ class GetAccountPlan implements ModelInterface, ArrayAccess
             self::CREDITS_TYPE_SEND_LIMIT,
         ];
     }
-    
+
 
     /**
      * Associative array for storing property values
@@ -461,7 +461,7 @@ class GetAccountPlan implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -473,7 +473,7 @@ class GetAccountPlan implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -486,7 +486,7 @@ class GetAccountPlan implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -502,7 +502,7 @@ class GetAccountPlan implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetAccountRelay.php b/lib/Model/GetAccountRelay.php
index a49a56c..4d8c449 100644
--- a/lib/Model/GetAccountRelay.php
+++ b/lib/Model/GetAccountRelay.php
@@ -164,9 +164,9 @@ class GetAccountRelay implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -271,7 +271,7 @@ class GetAccountRelay implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -283,7 +283,7 @@ class GetAccountRelay implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -296,7 +296,7 @@ class GetAccountRelay implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -312,7 +312,7 @@ class GetAccountRelay implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetAccountRelayData.php b/lib/Model/GetAccountRelayData.php
index 41cc0be..8a4c542 100644
--- a/lib/Model/GetAccountRelayData.php
+++ b/lib/Model/GetAccountRelayData.php
@@ -169,9 +169,9 @@ class GetAccountRelayData implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -304,7 +304,7 @@ class GetAccountRelayData implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -316,7 +316,7 @@ class GetAccountRelayData implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -329,7 +329,7 @@ class GetAccountRelayData implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -345,7 +345,7 @@ class GetAccountRelayData implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetAggregatedReport.php b/lib/Model/GetAggregatedReport.php
index cfa8f48..0fc0599 100644
--- a/lib/Model/GetAggregatedReport.php
+++ b/lib/Model/GetAggregatedReport.php
@@ -218,9 +218,9 @@ class GetAggregatedReport implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -594,7 +594,7 @@ class GetAggregatedReport implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -606,7 +606,7 @@ class GetAggregatedReport implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -619,7 +619,7 @@ class GetAggregatedReport implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -635,7 +635,7 @@ class GetAggregatedReport implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetAttributes.php b/lib/Model/GetAttributes.php
index ecb17e6..97cfd51 100644
--- a/lib/Model/GetAttributes.php
+++ b/lib/Model/GetAttributes.php
@@ -158,9 +158,9 @@ class GetAttributes implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -237,7 +237,7 @@ class GetAttributes implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -249,7 +249,7 @@ class GetAttributes implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -262,7 +262,7 @@ class GetAttributes implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -278,7 +278,7 @@ class GetAttributes implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetAttributesAttributes.php b/lib/Model/GetAttributesAttributes.php
index a87e68c..f6422c0 100644
--- a/lib/Model/GetAttributesAttributes.php
+++ b/lib/Model/GetAttributesAttributes.php
@@ -188,9 +188,9 @@ class GetAttributesAttributes implements ModelInterface, ArrayAccess
     const TYPE_FLOAT = 'float';
     const TYPE_ID = 'id';
     const TYPE_BOOLEAN = 'boolean';
-    
 
-    
+
+
     /**
      * Gets allowable values of the enum
      *
@@ -206,7 +206,7 @@ class GetAttributesAttributes implements ModelInterface, ArrayAccess
             self::CATEGORY__GLOBAL,
         ];
     }
-    
+
     /**
      * Gets allowable values of the enum
      *
@@ -222,7 +222,7 @@ class GetAttributesAttributes implements ModelInterface, ArrayAccess
             self::TYPE_BOOLEAN,
         ];
     }
-    
+
 
     /**
      * Associative array for storing property values
@@ -436,7 +436,7 @@ class GetAttributesAttributes implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -448,7 +448,7 @@ class GetAttributesAttributes implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -461,7 +461,7 @@ class GetAttributesAttributes implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -477,7 +477,7 @@ class GetAttributesAttributes implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetAttributesEnumeration.php b/lib/Model/GetAttributesEnumeration.php
index eb54e45..623ef80 100644
--- a/lib/Model/GetAttributesEnumeration.php
+++ b/lib/Model/GetAttributesEnumeration.php
@@ -163,9 +163,9 @@ class GetAttributesEnumeration implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -270,7 +270,7 @@ class GetAttributesEnumeration implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -282,7 +282,7 @@ class GetAttributesEnumeration implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -295,7 +295,7 @@ class GetAttributesEnumeration implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -311,7 +311,7 @@ class GetAttributesEnumeration implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetBlockedDomains.php b/lib/Model/GetBlockedDomains.php
index 4f3d4cd..dafe57f 100644
--- a/lib/Model/GetBlockedDomains.php
+++ b/lib/Model/GetBlockedDomains.php
@@ -159,9 +159,9 @@ class GetBlockedDomains implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -238,7 +238,7 @@ class GetBlockedDomains implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -250,7 +250,7 @@ class GetBlockedDomains implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -263,7 +263,7 @@ class GetBlockedDomains implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -279,7 +279,7 @@ class GetBlockedDomains implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetCampaignOverview.php b/lib/Model/GetCampaignOverview.php
index fd24698..b05c7b6 100644
--- a/lib/Model/GetCampaignOverview.php
+++ b/lib/Model/GetCampaignOverview.php
@@ -226,9 +226,9 @@ class GetCampaignOverview implements ModelInterface, ArrayAccess
     const STATUS_QUEUED = 'queued';
     const STATUS_SUSPENDED = 'suspended';
     const STATUS_IN_PROCESS = 'in_process';
-    
 
-    
+
+
     /**
      * Gets allowable values of the enum
      *
@@ -241,7 +241,7 @@ class GetCampaignOverview implements ModelInterface, ArrayAccess
             self::TYPE_TRIGGER,
         ];
     }
-    
+
     /**
      * Gets allowable values of the enum
      *
@@ -258,7 +258,7 @@ class GetCampaignOverview implements ModelInterface, ArrayAccess
             self::STATUS_IN_PROCESS,
         ];
     }
-    
+
 
     /**
      * Associative array for storing property values
@@ -678,7 +678,7 @@ class GetCampaignOverview implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -690,7 +690,7 @@ class GetCampaignOverview implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -703,7 +703,7 @@ class GetCampaignOverview implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -719,7 +719,7 @@ class GetCampaignOverview implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetCampaignRecipients.php b/lib/Model/GetCampaignRecipients.php
index 1149ddf..c36125a 100644
--- a/lib/Model/GetCampaignRecipients.php
+++ b/lib/Model/GetCampaignRecipients.php
@@ -163,9 +163,9 @@ class GetCampaignRecipients implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -270,7 +270,7 @@ class GetCampaignRecipients implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -282,7 +282,7 @@ class GetCampaignRecipients implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -295,7 +295,7 @@ class GetCampaignRecipients implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -311,7 +311,7 @@ class GetCampaignRecipients implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetCampaignStats.php b/lib/Model/GetCampaignStats.php
index 084a805..0245cea 100644
--- a/lib/Model/GetCampaignStats.php
+++ b/lib/Model/GetCampaignStats.php
@@ -218,9 +218,9 @@ class GetCampaignStats implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -624,7 +624,7 @@ class GetCampaignStats implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -636,7 +636,7 @@ class GetCampaignStats implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -649,7 +649,7 @@ class GetCampaignStats implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -665,7 +665,7 @@ class GetCampaignStats implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetChildAccountCreationStatus.php b/lib/Model/GetChildAccountCreationStatus.php
index ae2f356..715d5b3 100644
--- a/lib/Model/GetChildAccountCreationStatus.php
+++ b/lib/Model/GetChildAccountCreationStatus.php
@@ -158,9 +158,9 @@ class GetChildAccountCreationStatus implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -237,7 +237,7 @@ class GetChildAccountCreationStatus implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -249,7 +249,7 @@ class GetChildAccountCreationStatus implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -262,7 +262,7 @@ class GetChildAccountCreationStatus implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -278,7 +278,7 @@ class GetChildAccountCreationStatus implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetChildDomain.php b/lib/Model/GetChildDomain.php
index 308cdb4..b7833b5 100644
--- a/lib/Model/GetChildDomain.php
+++ b/lib/Model/GetChildDomain.php
@@ -163,9 +163,9 @@ class GetChildDomain implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -264,7 +264,7 @@ class GetChildDomain implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -276,7 +276,7 @@ class GetChildDomain implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -289,7 +289,7 @@ class GetChildDomain implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -305,7 +305,7 @@ class GetChildDomain implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetChildDomains.php b/lib/Model/GetChildDomains.php
index df8c544..813b4b3 100644
--- a/lib/Model/GetChildDomains.php
+++ b/lib/Model/GetChildDomains.php
@@ -57,7 +57,7 @@ class GetChildDomains implements ModelInterface, ArrayAccess
       * @var string[]
       */
     protected static $swaggerTypes = [
-        
+
     ];
 
     /**
@@ -66,7 +66,7 @@ class GetChildDomains implements ModelInterface, ArrayAccess
       * @var string[]
       */
     protected static $swaggerFormats = [
-        
+
     ];
 
     /**
@@ -96,7 +96,7 @@ class GetChildDomains implements ModelInterface, ArrayAccess
      * @var string[]
      */
     protected static $attributeMap = [
-        
+
     ];
 
     /**
@@ -105,7 +105,7 @@ class GetChildDomains implements ModelInterface, ArrayAccess
      * @var string[]
      */
     protected static $setters = [
-        
+
     ];
 
     /**
@@ -114,7 +114,7 @@ class GetChildDomains implements ModelInterface, ArrayAccess
      * @var string[]
      */
     protected static $getters = [
-        
+
     ];
 
     /**
@@ -158,9 +158,9 @@ class GetChildDomains implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -209,7 +209,7 @@ class GetChildDomains implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -221,7 +221,7 @@ class GetChildDomains implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -234,7 +234,7 @@ class GetChildDomains implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -250,7 +250,7 @@ class GetChildDomains implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetChildInfo.php b/lib/Model/GetChildInfo.php
index 97296b0..4b02f38 100644
--- a/lib/Model/GetChildInfo.php
+++ b/lib/Model/GetChildInfo.php
@@ -198,9 +198,9 @@ class GetChildInfo implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -489,7 +489,7 @@ class GetChildInfo implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -501,7 +501,7 @@ class GetChildInfo implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -514,7 +514,7 @@ class GetChildInfo implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -530,7 +530,7 @@ class GetChildInfo implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetChildInfoApiKeys.php b/lib/Model/GetChildInfoApiKeys.php
index 12a4d99..b47bbfd 100644
--- a/lib/Model/GetChildInfoApiKeys.php
+++ b/lib/Model/GetChildInfoApiKeys.php
@@ -164,9 +164,9 @@ class GetChildInfoApiKeys implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -268,7 +268,7 @@ class GetChildInfoApiKeys implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -280,7 +280,7 @@ class GetChildInfoApiKeys implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -293,7 +293,7 @@ class GetChildInfoApiKeys implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -309,7 +309,7 @@ class GetChildInfoApiKeys implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetChildInfoApiKeysV2.php b/lib/Model/GetChildInfoApiKeysV2.php
index d9ae913..c6381a4 100644
--- a/lib/Model/GetChildInfoApiKeysV2.php
+++ b/lib/Model/GetChildInfoApiKeysV2.php
@@ -163,9 +163,9 @@ class GetChildInfoApiKeysV2 implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -270,7 +270,7 @@ class GetChildInfoApiKeysV2 implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -282,7 +282,7 @@ class GetChildInfoApiKeysV2 implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -295,7 +295,7 @@ class GetChildInfoApiKeysV2 implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -311,7 +311,7 @@ class GetChildInfoApiKeysV2 implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetChildInfoApiKeysV3.php b/lib/Model/GetChildInfoApiKeysV3.php
index 5ddf6a2..82789bb 100644
--- a/lib/Model/GetChildInfoApiKeysV3.php
+++ b/lib/Model/GetChildInfoApiKeysV3.php
@@ -163,9 +163,9 @@ class GetChildInfoApiKeysV3 implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -270,7 +270,7 @@ class GetChildInfoApiKeysV3 implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -282,7 +282,7 @@ class GetChildInfoApiKeysV3 implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -295,7 +295,7 @@ class GetChildInfoApiKeysV3 implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -311,7 +311,7 @@ class GetChildInfoApiKeysV3 implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetChildInfoCredits.php b/lib/Model/GetChildInfoCredits.php
index 1af7cbf..3070ded 100644
--- a/lib/Model/GetChildInfoCredits.php
+++ b/lib/Model/GetChildInfoCredits.php
@@ -164,9 +164,9 @@ class GetChildInfoCredits implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -265,7 +265,7 @@ class GetChildInfoCredits implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -277,7 +277,7 @@ class GetChildInfoCredits implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -290,7 +290,7 @@ class GetChildInfoCredits implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -306,7 +306,7 @@ class GetChildInfoCredits implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetChildInfoStatistics.php b/lib/Model/GetChildInfoStatistics.php
index c5e8037..0d439e6 100644
--- a/lib/Model/GetChildInfoStatistics.php
+++ b/lib/Model/GetChildInfoStatistics.php
@@ -169,9 +169,9 @@ class GetChildInfoStatistics implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -295,7 +295,7 @@ class GetChildInfoStatistics implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -307,7 +307,7 @@ class GetChildInfoStatistics implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -320,7 +320,7 @@ class GetChildInfoStatistics implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -336,7 +336,7 @@ class GetChildInfoStatistics implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetChildrenList.php b/lib/Model/GetChildrenList.php
index b584b01..d5ec6fb 100644
--- a/lib/Model/GetChildrenList.php
+++ b/lib/Model/GetChildrenList.php
@@ -163,9 +163,9 @@ class GetChildrenList implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -264,7 +264,7 @@ class GetChildrenList implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -276,7 +276,7 @@ class GetChildrenList implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -289,7 +289,7 @@ class GetChildrenList implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -305,7 +305,7 @@ class GetChildrenList implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetClient.php b/lib/Model/GetClient.php
index e615307..a579ba9 100644
--- a/lib/Model/GetClient.php
+++ b/lib/Model/GetClient.php
@@ -173,9 +173,9 @@ class GetClient implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -336,7 +336,7 @@ class GetClient implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -348,7 +348,7 @@ class GetClient implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -361,7 +361,7 @@ class GetClient implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -377,7 +377,7 @@ class GetClient implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetContactCampaignStats.php b/lib/Model/GetContactCampaignStats.php
index df418c4..64010c6 100644
--- a/lib/Model/GetContactCampaignStats.php
+++ b/lib/Model/GetContactCampaignStats.php
@@ -194,9 +194,9 @@ class GetContactCampaignStats implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -445,7 +445,7 @@ class GetContactCampaignStats implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -457,7 +457,7 @@ class GetContactCampaignStats implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -470,7 +470,7 @@ class GetContactCampaignStats implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -486,7 +486,7 @@ class GetContactCampaignStats implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetContactCampaignStatsClicked.php b/lib/Model/GetContactCampaignStatsClicked.php
index 81fed70..cebd67e 100644
--- a/lib/Model/GetContactCampaignStatsClicked.php
+++ b/lib/Model/GetContactCampaignStatsClicked.php
@@ -163,9 +163,9 @@ class GetContactCampaignStatsClicked implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -270,7 +270,7 @@ class GetContactCampaignStatsClicked implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -282,7 +282,7 @@ class GetContactCampaignStatsClicked implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -295,7 +295,7 @@ class GetContactCampaignStatsClicked implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -311,7 +311,7 @@ class GetContactCampaignStatsClicked implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetContactCampaignStatsOpened.php b/lib/Model/GetContactCampaignStatsOpened.php
index fc8f7bb..9f2b8da 100644
--- a/lib/Model/GetContactCampaignStatsOpened.php
+++ b/lib/Model/GetContactCampaignStatsOpened.php
@@ -173,9 +173,9 @@ class GetContactCampaignStatsOpened implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -336,7 +336,7 @@ class GetContactCampaignStatsOpened implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -348,7 +348,7 @@ class GetContactCampaignStatsOpened implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -361,7 +361,7 @@ class GetContactCampaignStatsOpened implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -377,7 +377,7 @@ class GetContactCampaignStatsOpened implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetContactCampaignStatsTransacAttributes.php b/lib/Model/GetContactCampaignStatsTransacAttributes.php
index 3bdf637..0f681f5 100644
--- a/lib/Model/GetContactCampaignStatsTransacAttributes.php
+++ b/lib/Model/GetContactCampaignStatsTransacAttributes.php
@@ -168,9 +168,9 @@ class GetContactCampaignStatsTransacAttributes implements ModelInterface, ArrayA
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -303,7 +303,7 @@ class GetContactCampaignStatsTransacAttributes implements ModelInterface, ArrayA
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -315,7 +315,7 @@ class GetContactCampaignStatsTransacAttributes implements ModelInterface, ArrayA
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -328,7 +328,7 @@ class GetContactCampaignStatsTransacAttributes implements ModelInterface, ArrayA
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -344,7 +344,7 @@ class GetContactCampaignStatsTransacAttributes implements ModelInterface, ArrayA
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetContactCampaignStatsUnsubscriptions.php b/lib/Model/GetContactCampaignStatsUnsubscriptions.php
index d4750b0..a42feb4 100644
--- a/lib/Model/GetContactCampaignStatsUnsubscriptions.php
+++ b/lib/Model/GetContactCampaignStatsUnsubscriptions.php
@@ -163,9 +163,9 @@ class GetContactCampaignStatsUnsubscriptions implements ModelInterface, ArrayAcc
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -270,7 +270,7 @@ class GetContactCampaignStatsUnsubscriptions implements ModelInterface, ArrayAcc
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -282,7 +282,7 @@ class GetContactCampaignStatsUnsubscriptions implements ModelInterface, ArrayAcc
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -295,7 +295,7 @@ class GetContactCampaignStatsUnsubscriptions implements ModelInterface, ArrayAcc
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -311,7 +311,7 @@ class GetContactCampaignStatsUnsubscriptions implements ModelInterface, ArrayAcc
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetContactDetails.php b/lib/Model/GetContactDetails.php
index 7b8859a..501eb0d 100644
--- a/lib/Model/GetContactDetails.php
+++ b/lib/Model/GetContactDetails.php
@@ -198,9 +198,9 @@ class GetContactDetails implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -498,7 +498,7 @@ class GetContactDetails implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -510,7 +510,7 @@ class GetContactDetails implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -523,7 +523,7 @@ class GetContactDetails implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -539,7 +539,7 @@ class GetContactDetails implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetContacts.php b/lib/Model/GetContacts.php
index 7e83dca..31a1016 100644
--- a/lib/Model/GetContacts.php
+++ b/lib/Model/GetContacts.php
@@ -163,9 +163,9 @@ class GetContacts implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -270,7 +270,7 @@ class GetContacts implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -282,7 +282,7 @@ class GetContacts implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -295,7 +295,7 @@ class GetContacts implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -311,7 +311,7 @@ class GetContacts implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetDeviceBrowserStats.php b/lib/Model/GetDeviceBrowserStats.php
index f81e45c..507b87b 100644
--- a/lib/Model/GetDeviceBrowserStats.php
+++ b/lib/Model/GetDeviceBrowserStats.php
@@ -173,9 +173,9 @@ class GetDeviceBrowserStats implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -336,7 +336,7 @@ class GetDeviceBrowserStats implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -348,7 +348,7 @@ class GetDeviceBrowserStats implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -361,7 +361,7 @@ class GetDeviceBrowserStats implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -377,7 +377,7 @@ class GetDeviceBrowserStats implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetEmailCampaign.php b/lib/Model/GetEmailCampaign.php
index f7b8c39..e8638ca 100644
--- a/lib/Model/GetEmailCampaign.php
+++ b/lib/Model/GetEmailCampaign.php
@@ -316,9 +316,9 @@ class GetEmailCampaign implements ModelInterface, ArrayAccess
     const STATUS_QUEUED = 'queued';
     const STATUS_SUSPENDED = 'suspended';
     const STATUS_IN_PROCESS = 'in_process';
-    
 
-    
+
+
     /**
      * Gets allowable values of the enum
      *
@@ -331,7 +331,7 @@ class GetEmailCampaign implements ModelInterface, ArrayAccess
             self::TYPE_TRIGGER,
         ];
     }
-    
+
     /**
      * Gets allowable values of the enum
      *
@@ -348,7 +348,7 @@ class GetEmailCampaign implements ModelInterface, ArrayAccess
             self::STATUS_IN_PROCESS,
         ];
     }
-    
+
 
     /**
      * Associative array for storing property values
@@ -1248,7 +1248,7 @@ class GetEmailCampaign implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -1260,7 +1260,7 @@ class GetEmailCampaign implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -1273,7 +1273,7 @@ class GetEmailCampaign implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -1289,7 +1289,7 @@ class GetEmailCampaign implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetEmailCampaigns.php b/lib/Model/GetEmailCampaigns.php
index c7c6f7a..df96ce8 100644
--- a/lib/Model/GetEmailCampaigns.php
+++ b/lib/Model/GetEmailCampaigns.php
@@ -163,9 +163,9 @@ class GetEmailCampaigns implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -264,7 +264,7 @@ class GetEmailCampaigns implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -276,7 +276,7 @@ class GetEmailCampaigns implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -289,7 +289,7 @@ class GetEmailCampaigns implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -305,7 +305,7 @@ class GetEmailCampaigns implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetEmailEventReport.php b/lib/Model/GetEmailEventReport.php
index bd1789a..79b3149 100644
--- a/lib/Model/GetEmailEventReport.php
+++ b/lib/Model/GetEmailEventReport.php
@@ -158,9 +158,9 @@ class GetEmailEventReport implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -234,7 +234,7 @@ class GetEmailEventReport implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -246,7 +246,7 @@ class GetEmailEventReport implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -259,7 +259,7 @@ class GetEmailEventReport implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -275,7 +275,7 @@ class GetEmailEventReport implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetEmailEventReportEvents.php b/lib/Model/GetEmailEventReportEvents.php
index 4cdf935..07b592e 100644
--- a/lib/Model/GetEmailEventReportEvents.php
+++ b/lib/Model/GetEmailEventReportEvents.php
@@ -221,9 +221,9 @@ class GetEmailEventReportEvents implements ModelInterface, ArrayAccess
     const EVENT_BLOCKED = 'blocked';
     const EVENT_UNSUBSCRIBED = 'unsubscribed';
     const EVENT_ERROR = 'error';
-    
 
-    
+
+
     /**
      * Gets allowable values of the enum
      *
@@ -247,7 +247,7 @@ class GetEmailEventReportEvents implements ModelInterface, ArrayAccess
             self::EVENT_ERROR,
         ];
     }
-    
+
 
     /**
      * Associative array for storing property values
@@ -600,7 +600,7 @@ class GetEmailEventReportEvents implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -612,7 +612,7 @@ class GetEmailEventReportEvents implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -625,7 +625,7 @@ class GetEmailEventReportEvents implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -641,7 +641,7 @@ class GetEmailEventReportEvents implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetExtendedCampaignOverview.php b/lib/Model/GetExtendedCampaignOverview.php
index ac7d2dd..f6a1746 100644
--- a/lib/Model/GetExtendedCampaignOverview.php
+++ b/lib/Model/GetExtendedCampaignOverview.php
@@ -306,9 +306,9 @@ class GetExtendedCampaignOverview implements ModelInterface, ArrayAccess
     const STATUS_QUEUED = 'queued';
     const STATUS_SUSPENDED = 'suspended';
     const STATUS_IN_PROCESS = 'in_process';
-    
 
-    
+
+
     /**
      * Gets allowable values of the enum
      *
@@ -321,7 +321,7 @@ class GetExtendedCampaignOverview implements ModelInterface, ArrayAccess
             self::TYPE_TRIGGER,
         ];
     }
-    
+
     /**
      * Gets allowable values of the enum
      *
@@ -338,7 +338,7 @@ class GetExtendedCampaignOverview implements ModelInterface, ArrayAccess
             self::STATUS_IN_PROCESS,
         ];
     }
-    
+
 
     /**
      * Associative array for storing property values
@@ -1182,7 +1182,7 @@ class GetExtendedCampaignOverview implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -1194,7 +1194,7 @@ class GetExtendedCampaignOverview implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -1207,7 +1207,7 @@ class GetExtendedCampaignOverview implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -1223,7 +1223,7 @@ class GetExtendedCampaignOverview implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetExtendedCampaignOverviewSender.php b/lib/Model/GetExtendedCampaignOverviewSender.php
index 0bf6346..b9b54bd 100644
--- a/lib/Model/GetExtendedCampaignOverviewSender.php
+++ b/lib/Model/GetExtendedCampaignOverviewSender.php
@@ -168,9 +168,9 @@ class GetExtendedCampaignOverviewSender implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -294,7 +294,7 @@ class GetExtendedCampaignOverviewSender implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -306,7 +306,7 @@ class GetExtendedCampaignOverviewSender implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -319,7 +319,7 @@ class GetExtendedCampaignOverviewSender implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -335,7 +335,7 @@ class GetExtendedCampaignOverviewSender implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetExtendedCampaignStats.php b/lib/Model/GetExtendedCampaignStats.php
index 2b39e2a..c571c4d 100644
--- a/lib/Model/GetExtendedCampaignStats.php
+++ b/lib/Model/GetExtendedCampaignStats.php
@@ -193,9 +193,9 @@ class GetExtendedCampaignStats implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -468,7 +468,7 @@ class GetExtendedCampaignStats implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -480,7 +480,7 @@ class GetExtendedCampaignStats implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -493,7 +493,7 @@ class GetExtendedCampaignStats implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -509,7 +509,7 @@ class GetExtendedCampaignStats implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetExtendedClient.php b/lib/Model/GetExtendedClient.php
index 13da49f..909682c 100644
--- a/lib/Model/GetExtendedClient.php
+++ b/lib/Model/GetExtendedClient.php
@@ -178,9 +178,9 @@ class GetExtendedClient implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -369,7 +369,7 @@ class GetExtendedClient implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -381,7 +381,7 @@ class GetExtendedClient implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -394,7 +394,7 @@ class GetExtendedClient implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -410,7 +410,7 @@ class GetExtendedClient implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetExtendedClientAddress.php b/lib/Model/GetExtendedClientAddress.php
index a122e05..7aec1e6 100644
--- a/lib/Model/GetExtendedClientAddress.php
+++ b/lib/Model/GetExtendedClientAddress.php
@@ -174,9 +174,9 @@ class GetExtendedClientAddress implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -337,7 +337,7 @@ class GetExtendedClientAddress implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -349,7 +349,7 @@ class GetExtendedClientAddress implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -362,7 +362,7 @@ class GetExtendedClientAddress implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -378,7 +378,7 @@ class GetExtendedClientAddress implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetExtendedContactDetails.php b/lib/Model/GetExtendedContactDetails.php
index b38c14d..2035fd3 100644
--- a/lib/Model/GetExtendedContactDetails.php
+++ b/lib/Model/GetExtendedContactDetails.php
@@ -203,9 +203,9 @@ class GetExtendedContactDetails implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -531,7 +531,7 @@ class GetExtendedContactDetails implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -543,7 +543,7 @@ class GetExtendedContactDetails implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -556,7 +556,7 @@ class GetExtendedContactDetails implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -572,7 +572,7 @@ class GetExtendedContactDetails implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetExtendedContactDetailsStatistics.php b/lib/Model/GetExtendedContactDetailsStatistics.php
index a009465..e3ef63d 100644
--- a/lib/Model/GetExtendedContactDetailsStatistics.php
+++ b/lib/Model/GetExtendedContactDetailsStatistics.php
@@ -194,9 +194,9 @@ class GetExtendedContactDetailsStatistics implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -445,7 +445,7 @@ class GetExtendedContactDetailsStatistics implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -457,7 +457,7 @@ class GetExtendedContactDetailsStatistics implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -470,7 +470,7 @@ class GetExtendedContactDetailsStatistics implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -486,7 +486,7 @@ class GetExtendedContactDetailsStatistics implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetExtendedContactDetailsStatisticsClicked.php b/lib/Model/GetExtendedContactDetailsStatisticsClicked.php
index 1dcea6a..83596f6 100644
--- a/lib/Model/GetExtendedContactDetailsStatisticsClicked.php
+++ b/lib/Model/GetExtendedContactDetailsStatisticsClicked.php
@@ -163,9 +163,9 @@ class GetExtendedContactDetailsStatisticsClicked implements ModelInterface, Arra
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -270,7 +270,7 @@ class GetExtendedContactDetailsStatisticsClicked implements ModelInterface, Arra
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -282,7 +282,7 @@ class GetExtendedContactDetailsStatisticsClicked implements ModelInterface, Arra
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -295,7 +295,7 @@ class GetExtendedContactDetailsStatisticsClicked implements ModelInterface, Arra
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -311,7 +311,7 @@ class GetExtendedContactDetailsStatisticsClicked implements ModelInterface, Arra
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetExtendedContactDetailsStatisticsLinks.php b/lib/Model/GetExtendedContactDetailsStatisticsLinks.php
index 15229aa..df87453 100644
--- a/lib/Model/GetExtendedContactDetailsStatisticsLinks.php
+++ b/lib/Model/GetExtendedContactDetailsStatisticsLinks.php
@@ -173,9 +173,9 @@ class GetExtendedContactDetailsStatisticsLinks implements ModelInterface, ArrayA
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -336,7 +336,7 @@ class GetExtendedContactDetailsStatisticsLinks implements ModelInterface, ArrayA
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -348,7 +348,7 @@ class GetExtendedContactDetailsStatisticsLinks implements ModelInterface, ArrayA
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -361,7 +361,7 @@ class GetExtendedContactDetailsStatisticsLinks implements ModelInterface, ArrayA
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -377,7 +377,7 @@ class GetExtendedContactDetailsStatisticsLinks implements ModelInterface, ArrayA
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetExtendedContactDetailsStatisticsMessagesSent.php b/lib/Model/GetExtendedContactDetailsStatisticsMessagesSent.php
index dfc1e20..fe5070f 100644
--- a/lib/Model/GetExtendedContactDetailsStatisticsMessagesSent.php
+++ b/lib/Model/GetExtendedContactDetailsStatisticsMessagesSent.php
@@ -163,9 +163,9 @@ class GetExtendedContactDetailsStatisticsMessagesSent implements ModelInterface,
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -270,7 +270,7 @@ class GetExtendedContactDetailsStatisticsMessagesSent implements ModelInterface,
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -282,7 +282,7 @@ class GetExtendedContactDetailsStatisticsMessagesSent implements ModelInterface,
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -295,7 +295,7 @@ class GetExtendedContactDetailsStatisticsMessagesSent implements ModelInterface,
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -311,7 +311,7 @@ class GetExtendedContactDetailsStatisticsMessagesSent implements ModelInterface,
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetExtendedContactDetailsStatisticsOpened.php b/lib/Model/GetExtendedContactDetailsStatisticsOpened.php
index 12380c3..187e839 100644
--- a/lib/Model/GetExtendedContactDetailsStatisticsOpened.php
+++ b/lib/Model/GetExtendedContactDetailsStatisticsOpened.php
@@ -173,9 +173,9 @@ class GetExtendedContactDetailsStatisticsOpened implements ModelInterface, Array
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -336,7 +336,7 @@ class GetExtendedContactDetailsStatisticsOpened implements ModelInterface, Array
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -348,7 +348,7 @@ class GetExtendedContactDetailsStatisticsOpened implements ModelInterface, Array
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -361,7 +361,7 @@ class GetExtendedContactDetailsStatisticsOpened implements ModelInterface, Array
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -377,7 +377,7 @@ class GetExtendedContactDetailsStatisticsOpened implements ModelInterface, Array
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetExtendedContactDetailsStatisticsUnsubscriptions.php b/lib/Model/GetExtendedContactDetailsStatisticsUnsubscriptions.php
index 9d5ca26..0ac85cd 100644
--- a/lib/Model/GetExtendedContactDetailsStatisticsUnsubscriptions.php
+++ b/lib/Model/GetExtendedContactDetailsStatisticsUnsubscriptions.php
@@ -164,9 +164,9 @@ class GetExtendedContactDetailsStatisticsUnsubscriptions implements ModelInterfa
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -271,7 +271,7 @@ class GetExtendedContactDetailsStatisticsUnsubscriptions implements ModelInterfa
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -283,7 +283,7 @@ class GetExtendedContactDetailsStatisticsUnsubscriptions implements ModelInterfa
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -296,7 +296,7 @@ class GetExtendedContactDetailsStatisticsUnsubscriptions implements ModelInterfa
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -312,7 +312,7 @@ class GetExtendedContactDetailsStatisticsUnsubscriptions implements ModelInterfa
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetExtendedContactDetailsStatisticsUnsubscriptionsAdminUnsubscription.php b/lib/Model/GetExtendedContactDetailsStatisticsUnsubscriptionsAdminUnsubscription.php
index 03ad09a..12d4706 100644
--- a/lib/Model/GetExtendedContactDetailsStatisticsUnsubscriptionsAdminUnsubscription.php
+++ b/lib/Model/GetExtendedContactDetailsStatisticsUnsubscriptionsAdminUnsubscription.php
@@ -163,9 +163,9 @@ class GetExtendedContactDetailsStatisticsUnsubscriptionsAdminUnsubscription impl
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -267,7 +267,7 @@ class GetExtendedContactDetailsStatisticsUnsubscriptionsAdminUnsubscription impl
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -279,7 +279,7 @@ class GetExtendedContactDetailsStatisticsUnsubscriptionsAdminUnsubscription impl
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -292,7 +292,7 @@ class GetExtendedContactDetailsStatisticsUnsubscriptionsAdminUnsubscription impl
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -308,7 +308,7 @@ class GetExtendedContactDetailsStatisticsUnsubscriptionsAdminUnsubscription impl
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetExtendedContactDetailsStatisticsUnsubscriptionsUserUnsubscription.php b/lib/Model/GetExtendedContactDetailsStatisticsUnsubscriptionsUserUnsubscription.php
index 5597cc2..3a41d12 100644
--- a/lib/Model/GetExtendedContactDetailsStatisticsUnsubscriptionsUserUnsubscription.php
+++ b/lib/Model/GetExtendedContactDetailsStatisticsUnsubscriptionsUserUnsubscription.php
@@ -168,9 +168,9 @@ class GetExtendedContactDetailsStatisticsUnsubscriptionsUserUnsubscription imple
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -300,7 +300,7 @@ class GetExtendedContactDetailsStatisticsUnsubscriptionsUserUnsubscription imple
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -312,7 +312,7 @@ class GetExtendedContactDetailsStatisticsUnsubscriptionsUserUnsubscription imple
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -325,7 +325,7 @@ class GetExtendedContactDetailsStatisticsUnsubscriptionsUserUnsubscription imple
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -341,7 +341,7 @@ class GetExtendedContactDetailsStatisticsUnsubscriptionsUserUnsubscription imple
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetExtendedList.php b/lib/Model/GetExtendedList.php
index 3ad7347..ba42306 100644
--- a/lib/Model/GetExtendedList.php
+++ b/lib/Model/GetExtendedList.php
@@ -198,9 +198,9 @@ class GetExtendedList implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -495,7 +495,7 @@ class GetExtendedList implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -507,7 +507,7 @@ class GetExtendedList implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -520,7 +520,7 @@ class GetExtendedList implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -536,7 +536,7 @@ class GetExtendedList implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetExtendedListCampaignStats.php b/lib/Model/GetExtendedListCampaignStats.php
index 1087460..f0260be 100644
--- a/lib/Model/GetExtendedListCampaignStats.php
+++ b/lib/Model/GetExtendedListCampaignStats.php
@@ -163,9 +163,9 @@ class GetExtendedListCampaignStats implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -270,7 +270,7 @@ class GetExtendedListCampaignStats implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -282,7 +282,7 @@ class GetExtendedListCampaignStats implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -295,7 +295,7 @@ class GetExtendedListCampaignStats implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -311,7 +311,7 @@ class GetExtendedListCampaignStats implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetFolder.php b/lib/Model/GetFolder.php
index b568300..ee21ecc 100644
--- a/lib/Model/GetFolder.php
+++ b/lib/Model/GetFolder.php
@@ -178,9 +178,9 @@ class GetFolder implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -369,7 +369,7 @@ class GetFolder implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -381,7 +381,7 @@ class GetFolder implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -394,7 +394,7 @@ class GetFolder implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -410,7 +410,7 @@ class GetFolder implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetFolderLists.php b/lib/Model/GetFolderLists.php
index 36b3e1f..338b75c 100644
--- a/lib/Model/GetFolderLists.php
+++ b/lib/Model/GetFolderLists.php
@@ -163,9 +163,9 @@ class GetFolderLists implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -264,7 +264,7 @@ class GetFolderLists implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -276,7 +276,7 @@ class GetFolderLists implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -289,7 +289,7 @@ class GetFolderLists implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -305,7 +305,7 @@ class GetFolderLists implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetFolders.php b/lib/Model/GetFolders.php
index 47300d6..495320f 100644
--- a/lib/Model/GetFolders.php
+++ b/lib/Model/GetFolders.php
@@ -163,9 +163,9 @@ class GetFolders implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -264,7 +264,7 @@ class GetFolders implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -276,7 +276,7 @@ class GetFolders implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -289,7 +289,7 @@ class GetFolders implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -305,7 +305,7 @@ class GetFolders implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetIp.php b/lib/Model/GetIp.php
index 78dd084..f8298e5 100644
--- a/lib/Model/GetIp.php
+++ b/lib/Model/GetIp.php
@@ -173,9 +173,9 @@ class GetIp implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -336,7 +336,7 @@ class GetIp implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -348,7 +348,7 @@ class GetIp implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -361,7 +361,7 @@ class GetIp implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -377,7 +377,7 @@ class GetIp implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetIpFromSender.php b/lib/Model/GetIpFromSender.php
index 24be22f..22247aa 100644
--- a/lib/Model/GetIpFromSender.php
+++ b/lib/Model/GetIpFromSender.php
@@ -173,9 +173,9 @@ class GetIpFromSender implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -336,7 +336,7 @@ class GetIpFromSender implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -348,7 +348,7 @@ class GetIpFromSender implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -361,7 +361,7 @@ class GetIpFromSender implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -377,7 +377,7 @@ class GetIpFromSender implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetIps.php b/lib/Model/GetIps.php
index 7cd281b..a04c2e6 100644
--- a/lib/Model/GetIps.php
+++ b/lib/Model/GetIps.php
@@ -158,9 +158,9 @@ class GetIps implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -237,7 +237,7 @@ class GetIps implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -249,7 +249,7 @@ class GetIps implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -262,7 +262,7 @@ class GetIps implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -278,7 +278,7 @@ class GetIps implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetIpsFromSender.php b/lib/Model/GetIpsFromSender.php
index e3f052a..1043a48 100644
--- a/lib/Model/GetIpsFromSender.php
+++ b/lib/Model/GetIpsFromSender.php
@@ -158,9 +158,9 @@ class GetIpsFromSender implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -237,7 +237,7 @@ class GetIpsFromSender implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -249,7 +249,7 @@ class GetIpsFromSender implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -262,7 +262,7 @@ class GetIpsFromSender implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -278,7 +278,7 @@ class GetIpsFromSender implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetList.php b/lib/Model/GetList.php
index 22d45ab..b2c3c41 100644
--- a/lib/Model/GetList.php
+++ b/lib/Model/GetList.php
@@ -178,9 +178,9 @@ class GetList implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -369,7 +369,7 @@ class GetList implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -381,7 +381,7 @@ class GetList implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -394,7 +394,7 @@ class GetList implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -410,7 +410,7 @@ class GetList implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetLists.php b/lib/Model/GetLists.php
index d6b8fce..e4d6911 100644
--- a/lib/Model/GetLists.php
+++ b/lib/Model/GetLists.php
@@ -163,9 +163,9 @@ class GetLists implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -264,7 +264,7 @@ class GetLists implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -276,7 +276,7 @@ class GetLists implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -289,7 +289,7 @@ class GetLists implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -305,7 +305,7 @@ class GetLists implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetProcess.php b/lib/Model/GetProcess.php
index 765ff37..df19d82 100644
--- a/lib/Model/GetProcess.php
+++ b/lib/Model/GetProcess.php
@@ -176,9 +176,9 @@ class GetProcess implements ModelInterface, ArrayAccess
     const STATUS_QUEUED = 'queued';
     const STATUS_IN_PROCESS = 'in_process';
     const STATUS_COMPLETED = 'completed';
-    
 
-    
+
+
     /**
      * Gets allowable values of the enum
      *
@@ -192,7 +192,7 @@ class GetProcess implements ModelInterface, ArrayAccess
             self::STATUS_COMPLETED,
         ];
     }
-    
+
 
     /**
      * Associative array for storing property values
@@ -367,7 +367,7 @@ class GetProcess implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -379,7 +379,7 @@ class GetProcess implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -392,7 +392,7 @@ class GetProcess implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -408,7 +408,7 @@ class GetProcess implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetProcesses.php b/lib/Model/GetProcesses.php
index 96d8a67..1495e6e 100644
--- a/lib/Model/GetProcesses.php
+++ b/lib/Model/GetProcesses.php
@@ -163,9 +163,9 @@ class GetProcesses implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -264,7 +264,7 @@ class GetProcesses implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -276,7 +276,7 @@ class GetProcesses implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -289,7 +289,7 @@ class GetProcesses implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -305,7 +305,7 @@ class GetProcesses implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetReports.php b/lib/Model/GetReports.php
index 5b8daa5..f575646 100644
--- a/lib/Model/GetReports.php
+++ b/lib/Model/GetReports.php
@@ -158,9 +158,9 @@ class GetReports implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -234,7 +234,7 @@ class GetReports implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -246,7 +246,7 @@ class GetReports implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -259,7 +259,7 @@ class GetReports implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -275,7 +275,7 @@ class GetReports implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetReportsReports.php b/lib/Model/GetReportsReports.php
index a7a2f94..f492516 100644
--- a/lib/Model/GetReportsReports.php
+++ b/lib/Model/GetReportsReports.php
@@ -218,9 +218,9 @@ class GetReportsReports implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -633,7 +633,7 @@ class GetReportsReports implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -645,7 +645,7 @@ class GetReportsReports implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -658,7 +658,7 @@ class GetReportsReports implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -674,7 +674,7 @@ class GetReportsReports implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetSendersList.php b/lib/Model/GetSendersList.php
index f5fb8e3..62a0fe0 100644
--- a/lib/Model/GetSendersList.php
+++ b/lib/Model/GetSendersList.php
@@ -158,9 +158,9 @@ class GetSendersList implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -234,7 +234,7 @@ class GetSendersList implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -246,7 +246,7 @@ class GetSendersList implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -259,7 +259,7 @@ class GetSendersList implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -275,7 +275,7 @@ class GetSendersList implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetSendersListIps.php b/lib/Model/GetSendersListIps.php
index 60a9031..b5063b1 100644
--- a/lib/Model/GetSendersListIps.php
+++ b/lib/Model/GetSendersListIps.php
@@ -168,9 +168,9 @@ class GetSendersListIps implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -303,7 +303,7 @@ class GetSendersListIps implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -315,7 +315,7 @@ class GetSendersListIps implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -328,7 +328,7 @@ class GetSendersListIps implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -344,7 +344,7 @@ class GetSendersListIps implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetSendersListSenders.php b/lib/Model/GetSendersListSenders.php
index b6d8b86..645077c 100644
--- a/lib/Model/GetSendersListSenders.php
+++ b/lib/Model/GetSendersListSenders.php
@@ -178,9 +178,9 @@ class GetSendersListSenders implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -366,7 +366,7 @@ class GetSendersListSenders implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -378,7 +378,7 @@ class GetSendersListSenders implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -391,7 +391,7 @@ class GetSendersListSenders implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -407,7 +407,7 @@ class GetSendersListSenders implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetSharedTemplateUrl.php b/lib/Model/GetSharedTemplateUrl.php
index 5ac586e..f88a476 100644
--- a/lib/Model/GetSharedTemplateUrl.php
+++ b/lib/Model/GetSharedTemplateUrl.php
@@ -158,9 +158,9 @@ class GetSharedTemplateUrl implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -237,7 +237,7 @@ class GetSharedTemplateUrl implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -249,7 +249,7 @@ class GetSharedTemplateUrl implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -262,7 +262,7 @@ class GetSharedTemplateUrl implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -278,7 +278,7 @@ class GetSharedTemplateUrl implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetSmsCampaign.php b/lib/Model/GetSmsCampaign.php
index 7072a1a..640afe3 100644
--- a/lib/Model/GetSmsCampaign.php
+++ b/lib/Model/GetSmsCampaign.php
@@ -209,9 +209,9 @@ class GetSmsCampaign implements ModelInterface, ArrayAccess
     const STATUS_QUEUED = 'queued';
     const STATUS_SUSPENDED = 'suspended';
     const STATUS_IN_PROCESS = 'inProcess';
-    
 
-    
+
+
     /**
      * Gets allowable values of the enum
      *
@@ -228,7 +228,7 @@ class GetSmsCampaign implements ModelInterface, ArrayAccess
             self::STATUS_IN_PROCESS,
         ];
     }
-    
+
 
     /**
      * Associative array for storing property values
@@ -571,7 +571,7 @@ class GetSmsCampaign implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -583,7 +583,7 @@ class GetSmsCampaign implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -596,7 +596,7 @@ class GetSmsCampaign implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -612,7 +612,7 @@ class GetSmsCampaign implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetSmsCampaignOverview.php b/lib/Model/GetSmsCampaignOverview.php
index 71b7bef..d7eac03 100644
--- a/lib/Model/GetSmsCampaignOverview.php
+++ b/lib/Model/GetSmsCampaignOverview.php
@@ -199,9 +199,9 @@ class GetSmsCampaignOverview implements ModelInterface, ArrayAccess
     const STATUS_QUEUED = 'queued';
     const STATUS_SUSPENDED = 'suspended';
     const STATUS_IN_PROCESS = 'inProcess';
-    
 
-    
+
+
     /**
      * Gets allowable values of the enum
      *
@@ -218,7 +218,7 @@ class GetSmsCampaignOverview implements ModelInterface, ArrayAccess
             self::STATUS_IN_PROCESS,
         ];
     }
-    
+
 
     /**
      * Associative array for storing property values
@@ -505,7 +505,7 @@ class GetSmsCampaignOverview implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -517,7 +517,7 @@ class GetSmsCampaignOverview implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -530,7 +530,7 @@ class GetSmsCampaignOverview implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -546,7 +546,7 @@ class GetSmsCampaignOverview implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetSmsCampaignStats.php b/lib/Model/GetSmsCampaignStats.php
index c9688f1..8379268 100644
--- a/lib/Model/GetSmsCampaignStats.php
+++ b/lib/Model/GetSmsCampaignStats.php
@@ -188,9 +188,9 @@ class GetSmsCampaignStats implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -435,7 +435,7 @@ class GetSmsCampaignStats implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -447,7 +447,7 @@ class GetSmsCampaignStats implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -460,7 +460,7 @@ class GetSmsCampaignStats implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -476,7 +476,7 @@ class GetSmsCampaignStats implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetSmsCampaigns.php b/lib/Model/GetSmsCampaigns.php
index 32bd8a4..81b4321 100644
--- a/lib/Model/GetSmsCampaigns.php
+++ b/lib/Model/GetSmsCampaigns.php
@@ -163,9 +163,9 @@ class GetSmsCampaigns implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -264,7 +264,7 @@ class GetSmsCampaigns implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -276,7 +276,7 @@ class GetSmsCampaigns implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -289,7 +289,7 @@ class GetSmsCampaigns implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -305,7 +305,7 @@ class GetSmsCampaigns implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetSmsEventReport.php b/lib/Model/GetSmsEventReport.php
index cd0d115..bd1f2e5 100644
--- a/lib/Model/GetSmsEventReport.php
+++ b/lib/Model/GetSmsEventReport.php
@@ -158,9 +158,9 @@ class GetSmsEventReport implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -234,7 +234,7 @@ class GetSmsEventReport implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -246,7 +246,7 @@ class GetSmsEventReport implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -259,7 +259,7 @@ class GetSmsEventReport implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -275,7 +275,7 @@ class GetSmsEventReport implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetSmsEventReportEvents.php b/lib/Model/GetSmsEventReportEvents.php
index d71cf49..62d2579 100644
--- a/lib/Model/GetSmsEventReportEvents.php
+++ b/lib/Model/GetSmsEventReportEvents.php
@@ -197,9 +197,9 @@ class GetSmsEventReportEvents implements ModelInterface, ArrayAccess
     const EVENT_UNSUBSCRIPTION = 'unsubscription';
     const EVENT_REPLIES = 'replies';
     const EVENT_BLOCKED = 'blocked';
-    
 
-    
+
+
     /**
      * Gets allowable values of the enum
      *
@@ -219,7 +219,7 @@ class GetSmsEventReportEvents implements ModelInterface, ArrayAccess
             self::EVENT_BLOCKED,
         ];
     }
-    
+
 
     /**
      * Associative array for storing property values
@@ -460,7 +460,7 @@ class GetSmsEventReportEvents implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -472,7 +472,7 @@ class GetSmsEventReportEvents implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -485,7 +485,7 @@ class GetSmsEventReportEvents implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -501,7 +501,7 @@ class GetSmsEventReportEvents implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetSmtpTemplateOverview.php b/lib/Model/GetSmtpTemplateOverview.php
index edfe015..fa8f2a1 100644
--- a/lib/Model/GetSmtpTemplateOverview.php
+++ b/lib/Model/GetSmtpTemplateOverview.php
@@ -218,9 +218,9 @@ class GetSmtpTemplateOverview implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -630,7 +630,7 @@ class GetSmtpTemplateOverview implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -642,7 +642,7 @@ class GetSmtpTemplateOverview implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -655,7 +655,7 @@ class GetSmtpTemplateOverview implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -671,7 +671,7 @@ class GetSmtpTemplateOverview implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetSmtpTemplateOverviewSender.php b/lib/Model/GetSmtpTemplateOverviewSender.php
index ca75fcf..136bc62 100644
--- a/lib/Model/GetSmtpTemplateOverviewSender.php
+++ b/lib/Model/GetSmtpTemplateOverviewSender.php
@@ -168,9 +168,9 @@ class GetSmtpTemplateOverviewSender implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -294,7 +294,7 @@ class GetSmtpTemplateOverviewSender implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -306,7 +306,7 @@ class GetSmtpTemplateOverviewSender implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -319,7 +319,7 @@ class GetSmtpTemplateOverviewSender implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -335,7 +335,7 @@ class GetSmtpTemplateOverviewSender implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetSmtpTemplates.php b/lib/Model/GetSmtpTemplates.php
index 76805c8..eadca23 100644
--- a/lib/Model/GetSmtpTemplates.php
+++ b/lib/Model/GetSmtpTemplates.php
@@ -163,9 +163,9 @@ class GetSmtpTemplates implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -264,7 +264,7 @@ class GetSmtpTemplates implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -276,7 +276,7 @@ class GetSmtpTemplates implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -289,7 +289,7 @@ class GetSmtpTemplates implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -305,7 +305,7 @@ class GetSmtpTemplates implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetSsoToken.php b/lib/Model/GetSsoToken.php
index cd15948..7c1600a 100644
--- a/lib/Model/GetSsoToken.php
+++ b/lib/Model/GetSsoToken.php
@@ -158,9 +158,9 @@ class GetSsoToken implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -237,7 +237,7 @@ class GetSsoToken implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -249,7 +249,7 @@ class GetSsoToken implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -262,7 +262,7 @@ class GetSsoToken implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -278,7 +278,7 @@ class GetSsoToken implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetStatsByBrowser.php b/lib/Model/GetStatsByBrowser.php
index 1fb4d1c..e332d9b 100644
--- a/lib/Model/GetStatsByBrowser.php
+++ b/lib/Model/GetStatsByBrowser.php
@@ -57,7 +57,7 @@ class GetStatsByBrowser implements ModelInterface, ArrayAccess
       * @var string[]
       */
     protected static $swaggerTypes = [
-        
+
     ];
 
     /**
@@ -66,7 +66,7 @@ class GetStatsByBrowser implements ModelInterface, ArrayAccess
       * @var string[]
       */
     protected static $swaggerFormats = [
-        
+
     ];
 
     /**
@@ -96,7 +96,7 @@ class GetStatsByBrowser implements ModelInterface, ArrayAccess
      * @var string[]
      */
     protected static $attributeMap = [
-        
+
     ];
 
     /**
@@ -105,7 +105,7 @@ class GetStatsByBrowser implements ModelInterface, ArrayAccess
      * @var string[]
      */
     protected static $setters = [
-        
+
     ];
 
     /**
@@ -114,7 +114,7 @@ class GetStatsByBrowser implements ModelInterface, ArrayAccess
      * @var string[]
      */
     protected static $getters = [
-        
+
     ];
 
     /**
@@ -158,9 +158,9 @@ class GetStatsByBrowser implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -209,7 +209,7 @@ class GetStatsByBrowser implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -221,7 +221,7 @@ class GetStatsByBrowser implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -234,7 +234,7 @@ class GetStatsByBrowser implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -250,7 +250,7 @@ class GetStatsByBrowser implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetStatsByDevice.php b/lib/Model/GetStatsByDevice.php
index da291a5..9c8e819 100644
--- a/lib/Model/GetStatsByDevice.php
+++ b/lib/Model/GetStatsByDevice.php
@@ -173,9 +173,9 @@ class GetStatsByDevice implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -324,7 +324,7 @@ class GetStatsByDevice implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -336,7 +336,7 @@ class GetStatsByDevice implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -349,7 +349,7 @@ class GetStatsByDevice implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -365,7 +365,7 @@ class GetStatsByDevice implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetStatsByDomain.php b/lib/Model/GetStatsByDomain.php
index 15520a2..e633f1c 100644
--- a/lib/Model/GetStatsByDomain.php
+++ b/lib/Model/GetStatsByDomain.php
@@ -57,7 +57,7 @@ class GetStatsByDomain implements ModelInterface, ArrayAccess
       * @var string[]
       */
     protected static $swaggerTypes = [
-        
+
     ];
 
     /**
@@ -66,7 +66,7 @@ class GetStatsByDomain implements ModelInterface, ArrayAccess
       * @var string[]
       */
     protected static $swaggerFormats = [
-        
+
     ];
 
     /**
@@ -96,7 +96,7 @@ class GetStatsByDomain implements ModelInterface, ArrayAccess
      * @var string[]
      */
     protected static $attributeMap = [
-        
+
     ];
 
     /**
@@ -105,7 +105,7 @@ class GetStatsByDomain implements ModelInterface, ArrayAccess
      * @var string[]
      */
     protected static $setters = [
-        
+
     ];
 
     /**
@@ -114,7 +114,7 @@ class GetStatsByDomain implements ModelInterface, ArrayAccess
      * @var string[]
      */
     protected static $getters = [
-        
+
     ];
 
     /**
@@ -158,9 +158,9 @@ class GetStatsByDomain implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -209,7 +209,7 @@ class GetStatsByDomain implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -221,7 +221,7 @@ class GetStatsByDomain implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -234,7 +234,7 @@ class GetStatsByDomain implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -250,7 +250,7 @@ class GetStatsByDomain implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetTransacAggregatedSmsReport.php b/lib/Model/GetTransacAggregatedSmsReport.php
index cc55fe7..a736516 100644
--- a/lib/Model/GetTransacAggregatedSmsReport.php
+++ b/lib/Model/GetTransacAggregatedSmsReport.php
@@ -203,9 +203,9 @@ class GetTransacAggregatedSmsReport implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -504,7 +504,7 @@ class GetTransacAggregatedSmsReport implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -516,7 +516,7 @@ class GetTransacAggregatedSmsReport implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -529,7 +529,7 @@ class GetTransacAggregatedSmsReport implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -545,7 +545,7 @@ class GetTransacAggregatedSmsReport implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetTransacBlockedContacts.php b/lib/Model/GetTransacBlockedContacts.php
index f1505b9..b4df2f2 100644
--- a/lib/Model/GetTransacBlockedContacts.php
+++ b/lib/Model/GetTransacBlockedContacts.php
@@ -163,9 +163,9 @@ class GetTransacBlockedContacts implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -264,7 +264,7 @@ class GetTransacBlockedContacts implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -276,7 +276,7 @@ class GetTransacBlockedContacts implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -289,7 +289,7 @@ class GetTransacBlockedContacts implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -305,7 +305,7 @@ class GetTransacBlockedContacts implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetTransacBlockedContactsContacts.php b/lib/Model/GetTransacBlockedContactsContacts.php
index b94ebfb..aa67659 100644
--- a/lib/Model/GetTransacBlockedContactsContacts.php
+++ b/lib/Model/GetTransacBlockedContactsContacts.php
@@ -173,9 +173,9 @@ class GetTransacBlockedContactsContacts implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -336,7 +336,7 @@ class GetTransacBlockedContactsContacts implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -348,7 +348,7 @@ class GetTransacBlockedContactsContacts implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -361,7 +361,7 @@ class GetTransacBlockedContactsContacts implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -377,7 +377,7 @@ class GetTransacBlockedContactsContacts implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetTransacBlockedContactsReason.php b/lib/Model/GetTransacBlockedContactsReason.php
index fdf5fc9..ff9b50a 100644
--- a/lib/Model/GetTransacBlockedContactsReason.php
+++ b/lib/Model/GetTransacBlockedContactsReason.php
@@ -170,9 +170,9 @@ class GetTransacBlockedContactsReason implements ModelInterface, ArrayAccess
     const CODE_UNSUBSCRIBED_VIA_API = 'unsubscribedViaApi';
     const CODE_HARD_BOUNCE = 'hardBounce';
     const CODE_CONTACT_FLAGGED_AS_SPAM = 'contactFlaggedAsSpam';
-    
 
-    
+
+
     /**
      * Gets allowable values of the enum
      *
@@ -189,7 +189,7 @@ class GetTransacBlockedContactsReason implements ModelInterface, ArrayAccess
             self::CODE_CONTACT_FLAGGED_AS_SPAM,
         ];
     }
-    
+
 
     /**
      * Associative array for storing property values
@@ -305,7 +305,7 @@ class GetTransacBlockedContactsReason implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -317,7 +317,7 @@ class GetTransacBlockedContactsReason implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -330,7 +330,7 @@ class GetTransacBlockedContactsReason implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -346,7 +346,7 @@ class GetTransacBlockedContactsReason implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetTransacEmailContent.php b/lib/Model/GetTransacEmailContent.php
index c710751..4444da9 100644
--- a/lib/Model/GetTransacEmailContent.php
+++ b/lib/Model/GetTransacEmailContent.php
@@ -188,9 +188,9 @@ class GetTransacEmailContent implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -432,7 +432,7 @@ class GetTransacEmailContent implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -444,7 +444,7 @@ class GetTransacEmailContent implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -457,7 +457,7 @@ class GetTransacEmailContent implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -473,7 +473,7 @@ class GetTransacEmailContent implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetTransacEmailContentEvents.php b/lib/Model/GetTransacEmailContentEvents.php
index ec7f8d2..1ffbefc 100644
--- a/lib/Model/GetTransacEmailContentEvents.php
+++ b/lib/Model/GetTransacEmailContentEvents.php
@@ -163,9 +163,9 @@ class GetTransacEmailContentEvents implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -270,7 +270,7 @@ class GetTransacEmailContentEvents implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -282,7 +282,7 @@ class GetTransacEmailContentEvents implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -295,7 +295,7 @@ class GetTransacEmailContentEvents implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -311,7 +311,7 @@ class GetTransacEmailContentEvents implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetTransacEmailsList.php b/lib/Model/GetTransacEmailsList.php
index 8ee5a39..48dad6b 100644
--- a/lib/Model/GetTransacEmailsList.php
+++ b/lib/Model/GetTransacEmailsList.php
@@ -163,9 +163,9 @@ class GetTransacEmailsList implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -264,7 +264,7 @@ class GetTransacEmailsList implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -276,7 +276,7 @@ class GetTransacEmailsList implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -289,7 +289,7 @@ class GetTransacEmailsList implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -305,7 +305,7 @@ class GetTransacEmailsList implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetTransacEmailsListTransactionalEmails.php b/lib/Model/GetTransacEmailsListTransactionalEmails.php
index 10da10e..48e19a8 100644
--- a/lib/Model/GetTransacEmailsListTransactionalEmails.php
+++ b/lib/Model/GetTransacEmailsListTransactionalEmails.php
@@ -193,9 +193,9 @@ class GetTransacEmailsListTransactionalEmails implements ModelInterface, ArrayAc
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -459,7 +459,7 @@ class GetTransacEmailsListTransactionalEmails implements ModelInterface, ArrayAc
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -471,7 +471,7 @@ class GetTransacEmailsListTransactionalEmails implements ModelInterface, ArrayAc
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -484,7 +484,7 @@ class GetTransacEmailsListTransactionalEmails implements ModelInterface, ArrayAc
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -500,7 +500,7 @@ class GetTransacEmailsListTransactionalEmails implements ModelInterface, ArrayAc
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetTransacSmsReport.php b/lib/Model/GetTransacSmsReport.php
index 24767e0..33c20c9 100644
--- a/lib/Model/GetTransacSmsReport.php
+++ b/lib/Model/GetTransacSmsReport.php
@@ -158,9 +158,9 @@ class GetTransacSmsReport implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -234,7 +234,7 @@ class GetTransacSmsReport implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -246,7 +246,7 @@ class GetTransacSmsReport implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -259,7 +259,7 @@ class GetTransacSmsReport implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -275,7 +275,7 @@ class GetTransacSmsReport implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetTransacSmsReportReports.php b/lib/Model/GetTransacSmsReportReports.php
index bd0d09c..5cc06ef 100644
--- a/lib/Model/GetTransacSmsReportReports.php
+++ b/lib/Model/GetTransacSmsReportReports.php
@@ -203,9 +203,9 @@ class GetTransacSmsReportReports implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -504,7 +504,7 @@ class GetTransacSmsReportReports implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -516,7 +516,7 @@ class GetTransacSmsReportReports implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -529,7 +529,7 @@ class GetTransacSmsReportReports implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -545,7 +545,7 @@ class GetTransacSmsReportReports implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetWebhook.php b/lib/Model/GetWebhook.php
index 98b4a9b..715deb3 100644
--- a/lib/Model/GetWebhook.php
+++ b/lib/Model/GetWebhook.php
@@ -190,9 +190,9 @@ class GetWebhook implements ModelInterface, ArrayAccess
 
     const TYPE_MARKETING = 'marketing';
     const TYPE_TRANSAC = 'transac';
-    
 
-    
+
+
     /**
      * Gets allowable values of the enum
      *
@@ -205,7 +205,7 @@ class GetWebhook implements ModelInterface, ArrayAccess
             self::TYPE_TRANSAC,
         ];
     }
-    
+
 
     /**
      * Associative array for storing property values
@@ -467,7 +467,7 @@ class GetWebhook implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -479,7 +479,7 @@ class GetWebhook implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -492,7 +492,7 @@ class GetWebhook implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -508,7 +508,7 @@ class GetWebhook implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/GetWebhooks.php b/lib/Model/GetWebhooks.php
index ffd15fa..9e5e382 100644
--- a/lib/Model/GetWebhooks.php
+++ b/lib/Model/GetWebhooks.php
@@ -158,9 +158,9 @@ class GetWebhooks implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -237,7 +237,7 @@ class GetWebhooks implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -249,7 +249,7 @@ class GetWebhooks implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -262,7 +262,7 @@ class GetWebhooks implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -278,7 +278,7 @@ class GetWebhooks implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/ManageIp.php b/lib/Model/ManageIp.php
index 60b4616..0b9d92b 100644
--- a/lib/Model/ManageIp.php
+++ b/lib/Model/ManageIp.php
@@ -158,9 +158,9 @@ class ManageIp implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -234,7 +234,7 @@ class ManageIp implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -246,7 +246,7 @@ class ManageIp implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -259,7 +259,7 @@ class ManageIp implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -275,7 +275,7 @@ class ManageIp implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/PostContactInfo.php b/lib/Model/PostContactInfo.php
index bd83c4b..09145a9 100644
--- a/lib/Model/PostContactInfo.php
+++ b/lib/Model/PostContactInfo.php
@@ -158,9 +158,9 @@ class PostContactInfo implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -237,7 +237,7 @@ class PostContactInfo implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -249,7 +249,7 @@ class PostContactInfo implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -262,7 +262,7 @@ class PostContactInfo implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -278,7 +278,7 @@ class PostContactInfo implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/PostContactInfoContacts.php b/lib/Model/PostContactInfoContacts.php
index 49a9541..de7ed55 100644
--- a/lib/Model/PostContactInfoContacts.php
+++ b/lib/Model/PostContactInfoContacts.php
@@ -173,9 +173,9 @@ class PostContactInfoContacts implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -324,7 +324,7 @@ class PostContactInfoContacts implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -336,7 +336,7 @@ class PostContactInfoContacts implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -349,7 +349,7 @@ class PostContactInfoContacts implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -365,7 +365,7 @@ class PostContactInfoContacts implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/PostSendFailed.php b/lib/Model/PostSendFailed.php
index 34c3f03..75d7d45 100644
--- a/lib/Model/PostSendFailed.php
+++ b/lib/Model/PostSendFailed.php
@@ -178,9 +178,9 @@ class PostSendFailed implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -360,7 +360,7 @@ class PostSendFailed implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -372,7 +372,7 @@ class PostSendFailed implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -385,7 +385,7 @@ class PostSendFailed implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -401,7 +401,7 @@ class PostSendFailed implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/PostSendSmsTestFailed.php b/lib/Model/PostSendSmsTestFailed.php
index 9c632eb..10afd86 100644
--- a/lib/Model/PostSendSmsTestFailed.php
+++ b/lib/Model/PostSendSmsTestFailed.php
@@ -173,9 +173,9 @@ class PostSendSmsTestFailed implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -330,7 +330,7 @@ class PostSendSmsTestFailed implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -342,7 +342,7 @@ class PostSendSmsTestFailed implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -355,7 +355,7 @@ class PostSendSmsTestFailed implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -371,7 +371,7 @@ class PostSendSmsTestFailed implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/RemainingCreditModel.php b/lib/Model/RemainingCreditModel.php
index 64d3ce4..982c6c4 100644
--- a/lib/Model/RemainingCreditModel.php
+++ b/lib/Model/RemainingCreditModel.php
@@ -163,9 +163,9 @@ class RemainingCreditModel implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -270,7 +270,7 @@ class RemainingCreditModel implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -282,7 +282,7 @@ class RemainingCreditModel implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -295,7 +295,7 @@ class RemainingCreditModel implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -311,7 +311,7 @@ class RemainingCreditModel implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/RemainingCreditModelChild.php b/lib/Model/RemainingCreditModelChild.php
index 882d65a..10e98c8 100644
--- a/lib/Model/RemainingCreditModelChild.php
+++ b/lib/Model/RemainingCreditModelChild.php
@@ -164,9 +164,9 @@ class RemainingCreditModelChild implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -271,7 +271,7 @@ class RemainingCreditModelChild implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -283,7 +283,7 @@ class RemainingCreditModelChild implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -296,7 +296,7 @@ class RemainingCreditModelChild implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -312,7 +312,7 @@ class RemainingCreditModelChild implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/RemainingCreditModelReseller.php b/lib/Model/RemainingCreditModelReseller.php
index c4abe72..274d29b 100644
--- a/lib/Model/RemainingCreditModelReseller.php
+++ b/lib/Model/RemainingCreditModelReseller.php
@@ -163,9 +163,9 @@ class RemainingCreditModelReseller implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -270,7 +270,7 @@ class RemainingCreditModelReseller implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -282,7 +282,7 @@ class RemainingCreditModelReseller implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -295,7 +295,7 @@ class RemainingCreditModelReseller implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -311,7 +311,7 @@ class RemainingCreditModelReseller implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/RemoveContactFromList.php b/lib/Model/RemoveContactFromList.php
index 8641614..8c44476 100644
--- a/lib/Model/RemoveContactFromList.php
+++ b/lib/Model/RemoveContactFromList.php
@@ -168,9 +168,9 @@ class RemoveContactFromList implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -294,7 +294,7 @@ class RemoveContactFromList implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -306,7 +306,7 @@ class RemoveContactFromList implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -319,7 +319,7 @@ class RemoveContactFromList implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -335,7 +335,7 @@ class RemoveContactFromList implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/RemoveCredits.php b/lib/Model/RemoveCredits.php
index 5837194..d716c4e 100644
--- a/lib/Model/RemoveCredits.php
+++ b/lib/Model/RemoveCredits.php
@@ -163,9 +163,9 @@ class RemoveCredits implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -264,7 +264,7 @@ class RemoveCredits implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -276,7 +276,7 @@ class RemoveCredits implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -289,7 +289,7 @@ class RemoveCredits implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -305,7 +305,7 @@ class RemoveCredits implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/RequestContactExport.php b/lib/Model/RequestContactExport.php
index 6eb62c5..e202e73 100644
--- a/lib/Model/RequestContactExport.php
+++ b/lib/Model/RequestContactExport.php
@@ -173,9 +173,9 @@ class RequestContactExport implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -324,7 +324,7 @@ class RequestContactExport implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -336,7 +336,7 @@ class RequestContactExport implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -349,7 +349,7 @@ class RequestContactExport implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -365,7 +365,7 @@ class RequestContactExport implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/RequestContactExportCustomContactFilter.php b/lib/Model/RequestContactExportCustomContactFilter.php
index aaa2f5f..4ee27c9 100644
--- a/lib/Model/RequestContactExportCustomContactFilter.php
+++ b/lib/Model/RequestContactExportCustomContactFilter.php
@@ -198,9 +198,9 @@ class RequestContactExportCustomContactFilter implements ModelInterface, ArrayAc
     const ACTION_FOR_SMS_CAMPAIGNS_HARD_BOUNCES = 'hardBounces';
     const ACTION_FOR_SMS_CAMPAIGNS_SOFT_BOUNCES = 'softBounces';
     const ACTION_FOR_SMS_CAMPAIGNS_UNSUBSCRIBED = 'unsubscribed';
-    
 
-    
+
+
     /**
      * Gets allowable values of the enum
      *
@@ -215,7 +215,7 @@ class RequestContactExportCustomContactFilter implements ModelInterface, ArrayAc
             self::ACTION_FOR_CONTACTS_UNSUBSCRIBED_PER_LIST,
         ];
     }
-    
+
     /**
      * Gets allowable values of the enum
      *
@@ -233,7 +233,7 @@ class RequestContactExportCustomContactFilter implements ModelInterface, ArrayAc
             self::ACTION_FOR_EMAIL_CAMPAIGNS_SOFT_BOUNCES,
         ];
     }
-    
+
     /**
      * Gets allowable values of the enum
      *
@@ -247,7 +247,7 @@ class RequestContactExportCustomContactFilter implements ModelInterface, ArrayAc
             self::ACTION_FOR_SMS_CAMPAIGNS_UNSUBSCRIBED,
         ];
     }
-    
+
 
     /**
      * Associative array for storing property values
@@ -497,7 +497,7 @@ class RequestContactExportCustomContactFilter implements ModelInterface, ArrayAc
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -509,7 +509,7 @@ class RequestContactExportCustomContactFilter implements ModelInterface, ArrayAc
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -522,7 +522,7 @@ class RequestContactExportCustomContactFilter implements ModelInterface, ArrayAc
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -538,7 +538,7 @@ class RequestContactExportCustomContactFilter implements ModelInterface, ArrayAc
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/RequestContactImport.php b/lib/Model/RequestContactImport.php
index bf53a39..ea068b5 100644
--- a/lib/Model/RequestContactImport.php
+++ b/lib/Model/RequestContactImport.php
@@ -198,9 +198,9 @@ class RequestContactImport implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -474,7 +474,7 @@ class RequestContactImport implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -486,7 +486,7 @@ class RequestContactImport implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -499,7 +499,7 @@ class RequestContactImport implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -515,7 +515,7 @@ class RequestContactImport implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/RequestContactImportNewList.php b/lib/Model/RequestContactImportNewList.php
index 7b75a55..ae334d9 100644
--- a/lib/Model/RequestContactImportNewList.php
+++ b/lib/Model/RequestContactImportNewList.php
@@ -164,9 +164,9 @@ class RequestContactImportNewList implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -265,7 +265,7 @@ class RequestContactImportNewList implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -277,7 +277,7 @@ class RequestContactImportNewList implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -290,7 +290,7 @@ class RequestContactImportNewList implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -306,7 +306,7 @@ class RequestContactImportNewList implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/RequestSmsRecipientExport.php b/lib/Model/RequestSmsRecipientExport.php
index cc3f13e..2d7fe92 100644
--- a/lib/Model/RequestSmsRecipientExport.php
+++ b/lib/Model/RequestSmsRecipientExport.php
@@ -169,9 +169,9 @@ class RequestSmsRecipientExport implements ModelInterface, ArrayAccess
     const RECIPIENTS_TYPE_SOFT_BOUNCES = 'softBounces';
     const RECIPIENTS_TYPE_HARD_BOUNCES = 'hardBounces';
     const RECIPIENTS_TYPE_UNSUBSCRIBED = 'unsubscribed';
-    
 
-    
+
+
     /**
      * Gets allowable values of the enum
      *
@@ -188,7 +188,7 @@ class RequestSmsRecipientExport implements ModelInterface, ArrayAccess
             self::RECIPIENTS_TYPE_UNSUBSCRIBED,
         ];
     }
-    
+
 
     /**
      * Associative array for storing property values
@@ -307,7 +307,7 @@ class RequestSmsRecipientExport implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -319,7 +319,7 @@ class RequestSmsRecipientExport implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -332,7 +332,7 @@ class RequestSmsRecipientExport implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -348,7 +348,7 @@ class RequestSmsRecipientExport implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/SendReport.php b/lib/Model/SendReport.php
index e9949be..94a36c0 100644
--- a/lib/Model/SendReport.php
+++ b/lib/Model/SendReport.php
@@ -169,9 +169,9 @@ class SendReport implements ModelInterface, ArrayAccess
     const LANGUAGE_IT = 'it';
     const LANGUAGE_DE = 'de';
     const LANGUAGE_EN = 'en';
-    
 
-    
+
+
     /**
      * Gets allowable values of the enum
      *
@@ -188,7 +188,7 @@ class SendReport implements ModelInterface, ArrayAccess
             self::LANGUAGE_EN,
         ];
     }
-    
+
 
     /**
      * Associative array for storing property values
@@ -307,7 +307,7 @@ class SendReport implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -319,7 +319,7 @@ class SendReport implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -332,7 +332,7 @@ class SendReport implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -348,7 +348,7 @@ class SendReport implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/SendReportEmail.php b/lib/Model/SendReportEmail.php
index 9f75633..65d8367 100644
--- a/lib/Model/SendReportEmail.php
+++ b/lib/Model/SendReportEmail.php
@@ -164,9 +164,9 @@ class SendReportEmail implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -271,7 +271,7 @@ class SendReportEmail implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -283,7 +283,7 @@ class SendReportEmail implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -296,7 +296,7 @@ class SendReportEmail implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -312,7 +312,7 @@ class SendReportEmail implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/SendSms.php b/lib/Model/SendSms.php
index c991b8a..2938498 100644
--- a/lib/Model/SendSms.php
+++ b/lib/Model/SendSms.php
@@ -178,9 +178,9 @@ class SendSms implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -360,7 +360,7 @@ class SendSms implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -372,7 +372,7 @@ class SendSms implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -385,7 +385,7 @@ class SendSms implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -401,7 +401,7 @@ class SendSms implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/SendSmtpEmail.php b/lib/Model/SendSmtpEmail.php
index 93ef9f8..c83a7fd 100644
--- a/lib/Model/SendSmtpEmail.php
+++ b/lib/Model/SendSmtpEmail.php
@@ -223,9 +223,9 @@ class SendSmtpEmail implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -624,7 +624,7 @@ class SendSmtpEmail implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -636,7 +636,7 @@ class SendSmtpEmail implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -649,7 +649,7 @@ class SendSmtpEmail implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -665,7 +665,7 @@ class SendSmtpEmail implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/SendSmtpEmailAttachment.php b/lib/Model/SendSmtpEmailAttachment.php
index 1bc49fd..b0c8435 100644
--- a/lib/Model/SendSmtpEmailAttachment.php
+++ b/lib/Model/SendSmtpEmailAttachment.php
@@ -168,9 +168,9 @@ class SendSmtpEmailAttachment implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -303,7 +303,7 @@ class SendSmtpEmailAttachment implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -315,7 +315,7 @@ class SendSmtpEmailAttachment implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -328,7 +328,7 @@ class SendSmtpEmailAttachment implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -344,7 +344,7 @@ class SendSmtpEmailAttachment implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/SendSmtpEmailBcc.php b/lib/Model/SendSmtpEmailBcc.php
index 9861837..7df8b50 100644
--- a/lib/Model/SendSmtpEmailBcc.php
+++ b/lib/Model/SendSmtpEmailBcc.php
@@ -163,9 +163,9 @@ class SendSmtpEmailBcc implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -267,7 +267,7 @@ class SendSmtpEmailBcc implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -279,7 +279,7 @@ class SendSmtpEmailBcc implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -292,7 +292,7 @@ class SendSmtpEmailBcc implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -308,7 +308,7 @@ class SendSmtpEmailBcc implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/SendSmtpEmailCc.php b/lib/Model/SendSmtpEmailCc.php
index 9104228..e846274 100644
--- a/lib/Model/SendSmtpEmailCc.php
+++ b/lib/Model/SendSmtpEmailCc.php
@@ -163,9 +163,9 @@ class SendSmtpEmailCc implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -267,7 +267,7 @@ class SendSmtpEmailCc implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -279,7 +279,7 @@ class SendSmtpEmailCc implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -292,7 +292,7 @@ class SendSmtpEmailCc implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -308,7 +308,7 @@ class SendSmtpEmailCc implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/SendSmtpEmailMessageVersions.php b/lib/Model/SendSmtpEmailMessageVersions.php
index b6a769f..a947da1 100644
--- a/lib/Model/SendSmtpEmailMessageVersions.php
+++ b/lib/Model/SendSmtpEmailMessageVersions.php
@@ -183,9 +183,9 @@ class SendSmtpEmailMessageVersions implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -387,7 +387,7 @@ class SendSmtpEmailMessageVersions implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -399,7 +399,7 @@ class SendSmtpEmailMessageVersions implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -412,7 +412,7 @@ class SendSmtpEmailMessageVersions implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -428,7 +428,7 @@ class SendSmtpEmailMessageVersions implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/SendSmtpEmailReplyTo.php b/lib/Model/SendSmtpEmailReplyTo.php
index d54506f..a826591 100644
--- a/lib/Model/SendSmtpEmailReplyTo.php
+++ b/lib/Model/SendSmtpEmailReplyTo.php
@@ -164,9 +164,9 @@ class SendSmtpEmailReplyTo implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -268,7 +268,7 @@ class SendSmtpEmailReplyTo implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -280,7 +280,7 @@ class SendSmtpEmailReplyTo implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -293,7 +293,7 @@ class SendSmtpEmailReplyTo implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -309,7 +309,7 @@ class SendSmtpEmailReplyTo implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/SendSmtpEmailReplyTo1.php b/lib/Model/SendSmtpEmailReplyTo1.php
index 628f033..6fa3eed 100644
--- a/lib/Model/SendSmtpEmailReplyTo1.php
+++ b/lib/Model/SendSmtpEmailReplyTo1.php
@@ -164,9 +164,9 @@ class SendSmtpEmailReplyTo1 implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -268,7 +268,7 @@ class SendSmtpEmailReplyTo1 implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -280,7 +280,7 @@ class SendSmtpEmailReplyTo1 implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -293,7 +293,7 @@ class SendSmtpEmailReplyTo1 implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -309,7 +309,7 @@ class SendSmtpEmailReplyTo1 implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/SendSmtpEmailSender.php b/lib/Model/SendSmtpEmailSender.php
index c293db3..99d5deb 100644
--- a/lib/Model/SendSmtpEmailSender.php
+++ b/lib/Model/SendSmtpEmailSender.php
@@ -169,9 +169,9 @@ class SendSmtpEmailSender implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -295,7 +295,7 @@ class SendSmtpEmailSender implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -307,7 +307,7 @@ class SendSmtpEmailSender implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -320,7 +320,7 @@ class SendSmtpEmailSender implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -336,7 +336,7 @@ class SendSmtpEmailSender implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/SendSmtpEmailTo.php b/lib/Model/SendSmtpEmailTo.php
index dd046a5..dd84d60 100644
--- a/lib/Model/SendSmtpEmailTo.php
+++ b/lib/Model/SendSmtpEmailTo.php
@@ -163,9 +163,9 @@ class SendSmtpEmailTo implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -267,7 +267,7 @@ class SendSmtpEmailTo implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -279,7 +279,7 @@ class SendSmtpEmailTo implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -292,7 +292,7 @@ class SendSmtpEmailTo implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -308,7 +308,7 @@ class SendSmtpEmailTo implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/SendSmtpEmailTo1.php b/lib/Model/SendSmtpEmailTo1.php
index e7a5171..9c84a11 100644
--- a/lib/Model/SendSmtpEmailTo1.php
+++ b/lib/Model/SendSmtpEmailTo1.php
@@ -163,9 +163,9 @@ class SendSmtpEmailTo1 implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -267,7 +267,7 @@ class SendSmtpEmailTo1 implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -279,7 +279,7 @@ class SendSmtpEmailTo1 implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -292,7 +292,7 @@ class SendSmtpEmailTo1 implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -308,7 +308,7 @@ class SendSmtpEmailTo1 implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/SendTestEmail.php b/lib/Model/SendTestEmail.php
index 413c011..d00e9e2 100644
--- a/lib/Model/SendTestEmail.php
+++ b/lib/Model/SendTestEmail.php
@@ -158,9 +158,9 @@ class SendTestEmail implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -234,7 +234,7 @@ class SendTestEmail implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -246,7 +246,7 @@ class SendTestEmail implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -259,7 +259,7 @@ class SendTestEmail implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -275,7 +275,7 @@ class SendTestEmail implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/SendTestSms.php b/lib/Model/SendTestSms.php
index b9e957b..2c75c73 100644
--- a/lib/Model/SendTestSms.php
+++ b/lib/Model/SendTestSms.php
@@ -158,9 +158,9 @@ class SendTestSms implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -234,7 +234,7 @@ class SendTestSms implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -246,7 +246,7 @@ class SendTestSms implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -259,7 +259,7 @@ class SendTestSms implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -275,7 +275,7 @@ class SendTestSms implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/SendTransacSms.php b/lib/Model/SendTransacSms.php
index ad1ab32..1b93659 100644
--- a/lib/Model/SendTransacSms.php
+++ b/lib/Model/SendTransacSms.php
@@ -185,9 +185,9 @@ class SendTransacSms implements ModelInterface, ArrayAccess
 
     const TYPE_TRANSACTIONAL = 'transactional';
     const TYPE_MARKETING = 'marketing';
-    
 
-    
+
+
     /**
      * Gets allowable values of the enum
      *
@@ -200,7 +200,7 @@ class SendTransacSms implements ModelInterface, ArrayAccess
             self::TYPE_MARKETING,
         ];
     }
-    
+
 
     /**
      * Associative array for storing property values
@@ -433,7 +433,7 @@ class SendTransacSms implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -445,7 +445,7 @@ class SendTransacSms implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -458,7 +458,7 @@ class SendTransacSms implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -474,7 +474,7 @@ class SendTransacSms implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/UpdateAttribute.php b/lib/Model/UpdateAttribute.php
index 4beb330..984b348 100644
--- a/lib/Model/UpdateAttribute.php
+++ b/lib/Model/UpdateAttribute.php
@@ -163,9 +163,9 @@ class UpdateAttribute implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -264,7 +264,7 @@ class UpdateAttribute implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -276,7 +276,7 @@ class UpdateAttribute implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -289,7 +289,7 @@ class UpdateAttribute implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -305,7 +305,7 @@ class UpdateAttribute implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/UpdateAttributeEnumeration.php b/lib/Model/UpdateAttributeEnumeration.php
index 0023dad..f178137 100644
--- a/lib/Model/UpdateAttributeEnumeration.php
+++ b/lib/Model/UpdateAttributeEnumeration.php
@@ -163,9 +163,9 @@ class UpdateAttributeEnumeration implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -270,7 +270,7 @@ class UpdateAttributeEnumeration implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -282,7 +282,7 @@ class UpdateAttributeEnumeration implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -295,7 +295,7 @@ class UpdateAttributeEnumeration implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -311,7 +311,7 @@ class UpdateAttributeEnumeration implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/UpdateCampaignStatus.php b/lib/Model/UpdateCampaignStatus.php
index d4d0168..cf655d5 100644
--- a/lib/Model/UpdateCampaignStatus.php
+++ b/lib/Model/UpdateCampaignStatus.php
@@ -167,9 +167,9 @@ class UpdateCampaignStatus implements ModelInterface, ArrayAccess
     const STATUS_REPLICATE = 'replicate';
     const STATUS_REPLICATE_TEMPLATE = 'replicateTemplate';
     const STATUS_DRAFT = 'draft';
-    
 
-    
+
+
     /**
      * Gets allowable values of the enum
      *
@@ -188,7 +188,7 @@ class UpdateCampaignStatus implements ModelInterface, ArrayAccess
             self::STATUS_DRAFT,
         ];
     }
-    
+
 
     /**
      * Associative array for storing property values
@@ -279,7 +279,7 @@ class UpdateCampaignStatus implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -291,7 +291,7 @@ class UpdateCampaignStatus implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -304,7 +304,7 @@ class UpdateCampaignStatus implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -320,7 +320,7 @@ class UpdateCampaignStatus implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/UpdateChild.php b/lib/Model/UpdateChild.php
index 7ab3c77..993aeb2 100644
--- a/lib/Model/UpdateChild.php
+++ b/lib/Model/UpdateChild.php
@@ -178,9 +178,9 @@ class UpdateChild implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -354,7 +354,7 @@ class UpdateChild implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -366,7 +366,7 @@ class UpdateChild implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -379,7 +379,7 @@ class UpdateChild implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -395,7 +395,7 @@ class UpdateChild implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/UpdateChildAccountStatus.php b/lib/Model/UpdateChildAccountStatus.php
index 4a7e09a..60619bf 100644
--- a/lib/Model/UpdateChildAccountStatus.php
+++ b/lib/Model/UpdateChildAccountStatus.php
@@ -173,9 +173,9 @@ class UpdateChildAccountStatus implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -324,7 +324,7 @@ class UpdateChildAccountStatus implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -336,7 +336,7 @@ class UpdateChildAccountStatus implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -349,7 +349,7 @@ class UpdateChildAccountStatus implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -365,7 +365,7 @@ class UpdateChildAccountStatus implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/UpdateChildDomain.php b/lib/Model/UpdateChildDomain.php
index 9e3f8b2..6d03345 100644
--- a/lib/Model/UpdateChildDomain.php
+++ b/lib/Model/UpdateChildDomain.php
@@ -158,9 +158,9 @@ class UpdateChildDomain implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -234,7 +234,7 @@ class UpdateChildDomain implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -246,7 +246,7 @@ class UpdateChildDomain implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -259,7 +259,7 @@ class UpdateChildDomain implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -275,7 +275,7 @@ class UpdateChildDomain implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/UpdateContact.php b/lib/Model/UpdateContact.php
index b2dcf7c..1c3dd03 100644
--- a/lib/Model/UpdateContact.php
+++ b/lib/Model/UpdateContact.php
@@ -183,9 +183,9 @@ class UpdateContact implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -384,7 +384,7 @@ class UpdateContact implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -396,7 +396,7 @@ class UpdateContact implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -409,7 +409,7 @@ class UpdateContact implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -425,7 +425,7 @@ class UpdateContact implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/UpdateEmailCampaign.php b/lib/Model/UpdateEmailCampaign.php
index 9d21b36..da53b7b 100644
--- a/lib/Model/UpdateEmailCampaign.php
+++ b/lib/Model/UpdateEmailCampaign.php
@@ -295,9 +295,9 @@ class UpdateEmailCampaign implements ModelInterface, ArrayAccess
 
     const WINNER_CRITERIA_OPEN = 'open';
     const WINNER_CRITERIA_CLICK = 'click';
-    
 
-    
+
+
     /**
      * Gets allowable values of the enum
      *
@@ -310,7 +310,7 @@ class UpdateEmailCampaign implements ModelInterface, ArrayAccess
             self::WINNER_CRITERIA_CLICK,
         ];
     }
-    
+
 
     /**
      * Associative array for storing property values
@@ -1124,7 +1124,7 @@ class UpdateEmailCampaign implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -1136,7 +1136,7 @@ class UpdateEmailCampaign implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -1149,7 +1149,7 @@ class UpdateEmailCampaign implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -1165,7 +1165,7 @@ class UpdateEmailCampaign implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/UpdateEmailCampaignRecipients.php b/lib/Model/UpdateEmailCampaignRecipients.php
index 07b0a4a..22cf64d 100644
--- a/lib/Model/UpdateEmailCampaignRecipients.php
+++ b/lib/Model/UpdateEmailCampaignRecipients.php
@@ -164,9 +164,9 @@ class UpdateEmailCampaignRecipients implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -265,7 +265,7 @@ class UpdateEmailCampaignRecipients implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -277,7 +277,7 @@ class UpdateEmailCampaignRecipients implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -290,7 +290,7 @@ class UpdateEmailCampaignRecipients implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -306,7 +306,7 @@ class UpdateEmailCampaignRecipients implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/UpdateEmailCampaignSender.php b/lib/Model/UpdateEmailCampaignSender.php
index 7049b81..fd4cb42 100644
--- a/lib/Model/UpdateEmailCampaignSender.php
+++ b/lib/Model/UpdateEmailCampaignSender.php
@@ -169,9 +169,9 @@ class UpdateEmailCampaignSender implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -295,7 +295,7 @@ class UpdateEmailCampaignSender implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -307,7 +307,7 @@ class UpdateEmailCampaignSender implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -320,7 +320,7 @@ class UpdateEmailCampaignSender implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -336,7 +336,7 @@ class UpdateEmailCampaignSender implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/UpdateList.php b/lib/Model/UpdateList.php
index 325f0a1..28b98cb 100644
--- a/lib/Model/UpdateList.php
+++ b/lib/Model/UpdateList.php
@@ -163,9 +163,9 @@ class UpdateList implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -264,7 +264,7 @@ class UpdateList implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -276,7 +276,7 @@ class UpdateList implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -289,7 +289,7 @@ class UpdateList implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -305,7 +305,7 @@ class UpdateList implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/UpdateSender.php b/lib/Model/UpdateSender.php
index 38ffdef..a23f722 100644
--- a/lib/Model/UpdateSender.php
+++ b/lib/Model/UpdateSender.php
@@ -168,9 +168,9 @@ class UpdateSender implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -294,7 +294,7 @@ class UpdateSender implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -306,7 +306,7 @@ class UpdateSender implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -319,7 +319,7 @@ class UpdateSender implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -335,7 +335,7 @@ class UpdateSender implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/UpdateSmsCampaign.php b/lib/Model/UpdateSmsCampaign.php
index 2904457..fe86c15 100644
--- a/lib/Model/UpdateSmsCampaign.php
+++ b/lib/Model/UpdateSmsCampaign.php
@@ -178,9 +178,9 @@ class UpdateSmsCampaign implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -362,7 +362,7 @@ class UpdateSmsCampaign implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -374,7 +374,7 @@ class UpdateSmsCampaign implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -387,7 +387,7 @@ class UpdateSmsCampaign implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -403,7 +403,7 @@ class UpdateSmsCampaign implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/UpdateSmtpTemplate.php b/lib/Model/UpdateSmtpTemplate.php
index abe79d0..bc50182 100644
--- a/lib/Model/UpdateSmtpTemplate.php
+++ b/lib/Model/UpdateSmtpTemplate.php
@@ -203,9 +203,9 @@ class UpdateSmtpTemplate implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -504,7 +504,7 @@ class UpdateSmtpTemplate implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -516,7 +516,7 @@ class UpdateSmtpTemplate implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -529,7 +529,7 @@ class UpdateSmtpTemplate implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -545,7 +545,7 @@ class UpdateSmtpTemplate implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/UpdateSmtpTemplateSender.php b/lib/Model/UpdateSmtpTemplateSender.php
index 6b71098..1d42254 100644
--- a/lib/Model/UpdateSmtpTemplateSender.php
+++ b/lib/Model/UpdateSmtpTemplateSender.php
@@ -169,9 +169,9 @@ class UpdateSmtpTemplateSender implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -295,7 +295,7 @@ class UpdateSmtpTemplateSender implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -307,7 +307,7 @@ class UpdateSmtpTemplateSender implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -320,7 +320,7 @@ class UpdateSmtpTemplateSender implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -336,7 +336,7 @@ class UpdateSmtpTemplateSender implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/UpdateWebhook.php b/lib/Model/UpdateWebhook.php
index d397f25..85359a8 100644
--- a/lib/Model/UpdateWebhook.php
+++ b/lib/Model/UpdateWebhook.php
@@ -183,9 +183,9 @@ class UpdateWebhook implements ModelInterface, ArrayAccess
     const EVENTS_LIST_ADDITION = 'listAddition';
     const EVENTS_CONTACT_UPDATED = 'contactUpdated';
     const EVENTS_CONTACT_DELETED = 'contactDeleted';
-    
 
-    
+
+
     /**
      * Gets allowable values of the enum
      *
@@ -211,7 +211,7 @@ class UpdateWebhook implements ModelInterface, ArrayAccess
             self::EVENTS_CONTACT_DELETED,
         ];
     }
-    
+
 
     /**
      * Associative array for storing property values
@@ -344,7 +344,7 @@ class UpdateWebhook implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -356,7 +356,7 @@ class UpdateWebhook implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -369,7 +369,7 @@ class UpdateWebhook implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -385,7 +385,7 @@ class UpdateWebhook implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }
diff --git a/lib/Model/UploadImageToGallery.php b/lib/Model/UploadImageToGallery.php
index f6ce8e6..9744317 100644
--- a/lib/Model/UploadImageToGallery.php
+++ b/lib/Model/UploadImageToGallery.php
@@ -163,9 +163,9 @@ class UploadImageToGallery implements ModelInterface, ArrayAccess
         return self::$swaggerModelName;
     }
 
-    
 
-    
+
+
 
     /**
      * Associative array for storing property values
@@ -267,7 +267,7 @@ class UploadImageToGallery implements ModelInterface, ArrayAccess
      *
      * @return boolean
      */
-    public function offsetExists($offset)
+    public function offsetExists(mixed $offset): bool
     {
         return isset($this->container[$offset]);
     }
@@ -279,7 +279,7 @@ class UploadImageToGallery implements ModelInterface, ArrayAccess
      *
      * @return mixed
      */
-    public function offsetGet($offset)
+    public function offsetGet(mixed $offset): mixed
     {
         return isset($this->container[$offset]) ? $this->container[$offset] : null;
     }
@@ -292,7 +292,7 @@ class UploadImageToGallery implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet(mixed $offset, mixed $value): void
     {
         if (is_null($offset)) {
             $this->container[] = $value;
@@ -308,7 +308,7 @@ class UploadImageToGallery implements ModelInterface, ArrayAccess
      *
      * @return void
      */
-    public function offsetUnset($offset)
+    public function offsetUnset(mixed $offset): void
     {
         unset($this->container[$offset]);
     }