diff --git a/src/Appwrite/Utopia/Response/Model/Message.php b/src/Appwrite/Utopia/Response/Model/Message.php
index 7816c4bf5d..0341ebdfa0 100644
--- a/src/Appwrite/Utopia/Response/Model/Message.php
+++ b/src/Appwrite/Utopia/Response/Model/Message.php
@@ -17,6 +17,18 @@ class Message extends Any
                 'default' => '',
                 'example' => '5e5ea5c16897e',
             ])
+            ->addRule('$createdAt', [
+                'type' => self::TYPE_DATETIME,
+                'description' => 'Bucket creation time in ISO 8601 format.',
+                'default' => '',
+                'example' => self::TYPE_DATETIME_EXAMPLE,
+            ])
+            ->addRule('$updatedAt', [
+                'type' => self::TYPE_DATETIME,
+                'description' => 'Bucket update date in ISO 8601 format.',
+                'default' => '',
+                'example' => self::TYPE_DATETIME_EXAMPLE,
+            ])
             ->addRule('topics', [
                 'type' => self::TYPE_STRING,
                 'description' => 'Topic IDs set as recipients.',
diff --git a/src/Appwrite/Utopia/Response/Model/Provider.php b/src/Appwrite/Utopia/Response/Model/Provider.php
index ba522951e7..3f1e2d6c6b 100644
--- a/src/Appwrite/Utopia/Response/Model/Provider.php
+++ b/src/Appwrite/Utopia/Response/Model/Provider.php
@@ -16,6 +16,18 @@ class Provider extends Model
                 'default' => '',
                 'example' => '5e5ea5c16897e',
             ])
+            ->addRule('$createdAt', [
+                'type' => self::TYPE_DATETIME,
+                'description' => 'Bucket creation time in ISO 8601 format.',
+                'default' => '',
+                'example' => self::TYPE_DATETIME_EXAMPLE,
+            ])
+            ->addRule('$updatedAt', [
+                'type' => self::TYPE_DATETIME,
+                'description' => 'Bucket update date in ISO 8601 format.',
+                'default' => '',
+                'example' => self::TYPE_DATETIME_EXAMPLE,
+            ])
             ->addRule('name', [
                 'type' => self::TYPE_STRING,
                 'description' => 'The name for the provider instance.',
diff --git a/src/Appwrite/Utopia/Response/Model/Subscriber.php b/src/Appwrite/Utopia/Response/Model/Subscriber.php
index 2f34619cb4..68bb4ef180 100644
--- a/src/Appwrite/Utopia/Response/Model/Subscriber.php
+++ b/src/Appwrite/Utopia/Response/Model/Subscriber.php
@@ -16,6 +16,18 @@ class Subscriber extends Model
                 'default' => '',
                 'example' => '259125845563242502',
             ])
+            ->addRule('$createdAt', [
+                'type' => self::TYPE_DATETIME,
+                'description' => 'Bucket creation time in ISO 8601 format.',
+                'default' => '',
+                'example' => self::TYPE_DATETIME_EXAMPLE,
+            ])
+            ->addRule('$updatedAt', [
+                'type' => self::TYPE_DATETIME,
+                'description' => 'Bucket update date in ISO 8601 format.',
+                'default' => '',
+                'example' => self::TYPE_DATETIME_EXAMPLE,
+            ])
             ->addRule('targetId', [
                 'type' => self::TYPE_STRING,
                 'description' => 'Target ID.',
diff --git a/src/Appwrite/Utopia/Response/Model/Target.php b/src/Appwrite/Utopia/Response/Model/Target.php
index 5750f57eba..4547e25e54 100644
--- a/src/Appwrite/Utopia/Response/Model/Target.php
+++ b/src/Appwrite/Utopia/Response/Model/Target.php
@@ -16,6 +16,18 @@ class Target extends Model
                 'default' => '',
                 'example' => '259125845563242502',
             ])
+            ->addRule('$createdAt', [
+                'type' => self::TYPE_DATETIME,
+                'description' => 'Bucket creation time in ISO 8601 format.',
+                'default' => '',
+                'example' => self::TYPE_DATETIME_EXAMPLE,
+            ])
+            ->addRule('$updatedAt', [
+                'type' => self::TYPE_DATETIME,
+                'description' => 'Bucket update date in ISO 8601 format.',
+                'default' => '',
+                'example' => self::TYPE_DATETIME_EXAMPLE,
+            ])
             ->addRule('userId', [
                 'type' => self::TYPE_STRING,
                 'description' => 'User ID.',
diff --git a/src/Appwrite/Utopia/Response/Model/Topic.php b/src/Appwrite/Utopia/Response/Model/Topic.php
index d46d26597d..9f8c378576 100644
--- a/src/Appwrite/Utopia/Response/Model/Topic.php
+++ b/src/Appwrite/Utopia/Response/Model/Topic.php
@@ -16,6 +16,18 @@ class Topic extends Model
                 'default' => '',
                 'example' => '259125845563242502',
             ])
+            ->addRule('$createdAt', [
+                'type' => self::TYPE_DATETIME,
+                'description' => 'Bucket creation time in ISO 8601 format.',
+                'default' => '',
+                'example' => self::TYPE_DATETIME_EXAMPLE,
+            ])
+            ->addRule('$updatedAt', [
+                'type' => self::TYPE_DATETIME,
+                'description' => 'Bucket update date in ISO 8601 format.',
+                'default' => '',
+                'example' => self::TYPE_DATETIME_EXAMPLE,
+            ])
             ->addRule('name', [
                 'type' => self::TYPE_STRING,
                 'description' => 'The name of the topic.',