diff --git a/tests/Unit/Api/FBE/Configuration/Update/UpdateConfigurationResponseTest.php b/tests/Unit/Api/FBE/Configuration/Update/UpdateConfigurationResponseTest.php
new file mode 100644
index 000000000..5aab688e3
--- /dev/null
+++ b/tests/Unit/Api/FBE/Configuration/Update/UpdateConfigurationResponseTest.php
@@ -0,0 +1,154 @@
+<?php
+declare( strict_types=1 );
+
+namespace WooCommerce\Facebook\Tests\Unit\API\FBE\Configuration\Update;
+
+use WooCommerce\Facebook\API\FBE\Configuration\Update\Response;
+use WooCommerce\Facebook\API\Response as ApiResponse;
+use WooCommerce\Facebook\Tests\AbstractWPUnitTestWithOptionIsolationAndSafeFiltering;
+
+/**
+ * Unit tests for FBE\Configuration\Update\Response class.
+ *
+ * @since x.x.x
+ */
+class UpdateConfigurationResponseTest extends AbstractWPUnitTestWithOptionIsolationAndSafeFiltering {
+
+	/**
+	 * Test that Response class exists and can be instantiated.
+	 */
+	public function test_class_exists() {
+		$this->assertTrue( class_exists( Response::class ) );
+	}
+
+	/**
+	 * Test that Response extends ApiResponse.
+	 */
+	public function test_extends_api_response() {
+		$response = new Response( '{}' );
+		$this->assertInstanceOf( ApiResponse::class, $response );
+		$this->assertInstanceOf( Response::class, $response );
+	}
+
+	/**
+	 * Test successful configuration update response.
+	 */
+	public function test_successful_update_response() {
+		$json_data = json_encode( array(
+			'success' => true,
+			'id' => 'config_update_123',
+			'updated_fields' => array( 'pixel_id', 'catalog_id' ),
+		) );
+		
+		$response = new Response( $json_data );
+		
+		$this->assertTrue( $response->success );
+		$this->assertEquals( 'config_update_123', $response->get_id() );
+		$this->assertIsArray( $response->updated_fields );
+		$this->assertContains( 'pixel_id', $response->updated_fields );
+		$this->assertContains( 'catalog_id', $response->updated_fields );
+		$this->assertFalse( $response->has_api_error() );
+	}
+
+	/**
+	 * Test configuration update response with error.
+	 */
+	public function test_update_response_with_error() {
+		$json_data = json_encode( array(
+			'error' => array(
+				'type' => 'ValidationException',
+				'message' => 'Invalid configuration parameters',
+				'code' => 400,
+				'error_user_msg' => 'Please check your configuration settings',
+			),
+		) );
+		
+		$response = new Response( $json_data );
+		
+		$this->assertTrue( $response->has_api_error() );
+		$this->assertEquals( 'ValidationException', $response->get_api_error_type() );
+		$this->assertEquals( 'Invalid configuration parameters', $response->get_api_error_message() );
+		$this->assertEquals( 400, $response->get_api_error_code() );
+		$this->assertEquals( 'Please check your configuration settings', $response->get_user_error_message() );
+	}
+
+	/**
+	 * Test partial update response.
+	 */
+	public function test_partial_update_response() {
+		$json_data = json_encode( array(
+			'success' => true,
+			'id' => 'partial_update_456',
+			'updated_fields' => array( 'pixel_id' ),
+			'failed_fields' => array(
+				'catalog_id' => 'Invalid catalog ID',
+			),
+		) );
+		
+		$response = new Response( $json_data );
+		
+		$this->assertTrue( $response->success );
+		$this->assertEquals( 'partial_update_456', $response->get_id() );
+		$this->assertCount( 1, $response->updated_fields );
+		$this->assertIsArray( $response->failed_fields );
+		$this->assertArrayHasKey( 'catalog_id', $response->failed_fields );
+	}
+
+	/**
+	 * Test empty configuration update response.
+	 */
+	public function test_empty_update_response() {
+		$response = new Response( '{}' );
+		
+		$this->assertNull( $response->get_id() );
+		$this->assertNull( $response->success );
+		$this->assertNull( $response->updated_fields );
+		$this->assertFalse( $response->has_api_error() );
+	}
+
+	/**
+	 * Test response with complex configuration data.
+	 */
+	public function test_response_with_complex_configuration() {
+		$json_data = json_encode( array(
+			'success' => true,
+			'id' => 'complex_config_789',
+			'configuration' => array(
+				'pixel' => array(
+					'id' => '123456789',
+					'enabled' => true,
+				),
+				'catalog' => array(
+					'id' => '987654321',
+					'name' => 'Test Catalog',
+				),
+				'settings' => array(
+					'currency' => 'USD',
+					'timezone' => 'America/New_York',
+				),
+			),
+		) );
+		
+		$response = new Response( $json_data );
+		
+		$this->assertTrue( $response->success );
+		$this->assertEquals( 'complex_config_789', $response->get_id() );
+		$this->assertIsArray( $response->configuration );
+		$this->assertEquals( '123456789', $response->configuration['pixel']['id'] );
+		$this->assertEquals( 'Test Catalog', $response->configuration['catalog']['name'] );
+		$this->assertEquals( 'USD', $response->configuration['settings']['currency'] );
+	}
+
+
+
+	/**
+	 * Test malformed JSON response handling.
+	 */
+	public function test_malformed_json_response() {
+		$response = new Response( 'invalid json {' );
+		
+		$this->assertNull( $response->get_id() );
+		$this->assertFalse( $response->has_api_error() );
+		$this->assertNull( $response->success );
+	}
+} 
\ No newline at end of file
diff --git a/tests/Unit/Api/FBE/Installation/Delete/DeleteInstallationResponseTest.php b/tests/Unit/Api/FBE/Installation/Delete/DeleteInstallationResponseTest.php
new file mode 100644
index 000000000..f0b3b90bd
--- /dev/null
+++ b/tests/Unit/Api/FBE/Installation/Delete/DeleteInstallationResponseTest.php
@@ -0,0 +1,116 @@
+<?php
+declare( strict_types=1 );
+
+namespace WooCommerce\Facebook\Tests\Unit\API\FBE\Installation\Delete;
+
+use WooCommerce\Facebook\API\FBE\Installation\Delete\Response;
+use WooCommerce\Facebook\API\Response as ApiResponse;
+use WooCommerce\Facebook\Tests\AbstractWPUnitTestWithOptionIsolationAndSafeFiltering;
+
+/**
+ * Unit tests for FBE\Installation\Delete\Response class.
+ *
+ * @since x.x.x
+ */
+class DeleteInstallationResponseTest extends AbstractWPUnitTestWithOptionIsolationAndSafeFiltering {
+
+	/**
+	 * Test that Response class exists and can be instantiated.
+	 */
+	public function test_class_exists() {
+		$this->assertTrue( class_exists( Response::class ) );
+	}
+
+	/**
+	 * Test that Response extends ApiResponse.
+	 */
+	public function test_extends_api_response() {
+		$response = new Response( '{}' );
+		$this->assertInstanceOf( ApiResponse::class, $response );
+		$this->assertInstanceOf( Response::class, $response );
+	}
+
+	/**
+	 * Test successful deletion response.
+	 */
+	public function test_successful_deletion_response() {
+		$json_data = json_encode( array(
+			'success' => true,
+			'id' => 'installation_123',
+		) );
+		
+		$response = new Response( $json_data );
+		
+		$this->assertTrue( $response->success );
+		$this->assertEquals( 'installation_123', $response->get_id() );
+		$this->assertFalse( $response->has_api_error() );
+	}
+
+	/**
+	 * Test deletion response with error.
+	 */
+	public function test_deletion_response_with_error() {
+		$json_data = json_encode( array(
+			'error' => array(
+				'type' => 'GraphMethodException',
+				'message' => 'Installation not found',
+				'code' => 100,
+			),
+		) );
+		
+		$response = new Response( $json_data );
+		
+		$this->assertTrue( $response->has_api_error() );
+		$this->assertEquals( 'GraphMethodException', $response->get_api_error_type() );
+		$this->assertEquals( 'Installation not found', $response->get_api_error_message() );
+		$this->assertEquals( 100, $response->get_api_error_code() );
+	}
+
+	/**
+	 * Test deletion response with partial success.
+	 */
+	public function test_deletion_response_with_partial_data() {
+		$json_data = json_encode( array(
+			'success' => false,
+			'message' => 'Deletion failed',
+		) );
+		
+		$response = new Response( $json_data );
+		
+		$this->assertFalse( $response->success );
+		$this->assertEquals( 'Deletion failed', $response->message );
+		$this->assertFalse( $response->has_api_error() );
+	}
+
+	/**
+	 * Test empty response handling.
+	 */
+	public function test_empty_response() {
+		$response = new Response( '{}' );
+		
+		$this->assertNull( $response->get_id() );
+		$this->assertFalse( $response->has_api_error() );
+		$this->assertNull( $response->success );
+	}
+
+
+
+	/**
+	 * Test that response class inherits all parent functionality.
+	 */
+	public function test_inherits_parent_functionality() {
+		$json_data = json_encode( array(
+			'id' => 'test_id',
+			'custom_field' => 'custom_value',
+		) );
+		
+		$response = new Response( $json_data );
+		
+		// Test inherited methods work correctly
+		$this->assertEquals( 'test_id', $response->get_id() );
+		$this->assertEquals( 'custom_value', $response->custom_field );
+		
+		// Test magic getter works
+		$this->assertEquals( 'custom_value', $response->custom_field );
+	}
+} 
\ No newline at end of file
diff --git a/tests/Unit/Api/Log/Create/CreateLogResponseTest.php b/tests/Unit/Api/Log/Create/CreateLogResponseTest.php
new file mode 100644
index 000000000..ec6ed4742
--- /dev/null
+++ b/tests/Unit/Api/Log/Create/CreateLogResponseTest.php
@@ -0,0 +1,157 @@
+<?php
+declare( strict_types=1 );
+
+namespace WooCommerce\Facebook\Tests\Unit\API\Log\Create;
+
+use WooCommerce\Facebook\API\Log\Create\Response;
+use WooCommerce\Facebook\API\Response as ApiResponse;
+use WooCommerce\Facebook\Tests\AbstractWPUnitTestWithOptionIsolationAndSafeFiltering;
+
+/**
+ * Unit tests for Log\Create\Response class.
+ *
+ * @since x.x.x
+ */
+class CreateLogResponseTest extends AbstractWPUnitTestWithOptionIsolationAndSafeFiltering {
+
+	/**
+	 * Test that Response class exists and can be instantiated.
+	 */
+	public function test_class_exists() {
+		$this->assertTrue( class_exists( Response::class ) );
+	}
+
+	/**
+	 * Test that Response extends ApiResponse.
+	 */
+	public function test_extends_api_response() {
+		$response = new Response( '{}' );
+		$this->assertInstanceOf( ApiResponse::class, $response );
+		$this->assertInstanceOf( Response::class, $response );
+	}
+
+	/**
+	 * Test response with valid JSON data.
+	 */
+	public function test_response_with_valid_json() {
+		$json_data = json_encode( array(
+			'id' => '123456',
+			'success' => true,
+		) );
+		
+		$response = new Response( $json_data );
+		
+		// Test inherited get_id() method
+		$this->assertEquals( '123456', $response->get_id() );
+		
+		// Test that response data is accessible
+		$this->assertTrue( $response->success );
+	}
+
+	/**
+	 * Test response with error data.
+	 */
+	public function test_response_with_error() {
+		$json_data = json_encode( array(
+			'error' => array(
+				'type' => 'OAuthException',
+				'message' => 'Invalid access token',
+				'code' => 190,
+				'error_user_msg' => 'Please re-authenticate',
+			),
+		) );
+		
+		$response = new Response( $json_data );
+		
+		// Test inherited error methods
+		$this->assertTrue( $response->has_api_error() );
+		$this->assertEquals( 'OAuthException', $response->get_api_error_type() );
+		$this->assertEquals( 'Invalid access token', $response->get_api_error_message() );
+		$this->assertEquals( 190, $response->get_api_error_code() );
+		$this->assertEquals( 'Please re-authenticate', $response->get_user_error_message() );
+	}
+
+	/**
+	 * Test response without error.
+	 */
+	public function test_response_without_error() {
+		$json_data = json_encode( array(
+			'id' => '789',
+			'data' => 'test',
+		) );
+		
+		$response = new Response( $json_data );
+		
+		$this->assertFalse( $response->has_api_error() );
+		$this->assertNull( $response->get_api_error_type() );
+		$this->assertNull( $response->get_api_error_message() );
+		$this->assertNull( $response->get_api_error_code() );
+		$this->assertNull( $response->get_user_error_message() );
+	}
+
+	/**
+	 * Test response with empty JSON.
+	 */
+	public function test_response_with_empty_json() {
+		$response = new Response( '{}' );
+		
+		$this->assertNull( $response->get_id() );
+		$this->assertFalse( $response->has_api_error() );
+	}
+
+
+
+	/**
+	 * Test response with malformed JSON.
+	 */
+	public function test_response_with_malformed_json() {
+		$response = new Response( 'not valid json' );
+		
+		// The parent class should handle malformed JSON gracefully
+		$this->assertNull( $response->get_id() );
+		$this->assertFalse( $response->has_api_error() );
+	}
+
+	/**
+	 * Test response with nested data structure.
+	 */
+	public function test_response_with_nested_data() {
+		$json_data = json_encode( array(
+			'id' => '999',
+			'data' => array(
+				'nested' => array(
+					'value' => 'test',
+				),
+			),
+		) );
+		
+		$response = new Response( $json_data );
+		
+		$this->assertEquals( '999', $response->get_id() );
+		$this->assertEquals( 'test', $response->data['nested']['value'] );
+	}
+
+	/**
+	 * Test that response class has no additional methods beyond parent.
+	 */
+	public function test_class_has_no_additional_public_methods() {
+		$response_reflection = new \ReflectionClass( Response::class );
+		$parent_reflection = new \ReflectionClass( ApiResponse::class );
+		
+		$response_methods = $response_reflection->getMethods( \ReflectionMethod::IS_PUBLIC );
+		$parent_methods = $parent_reflection->getMethods( \ReflectionMethod::IS_PUBLIC );
+		
+		// Get method names
+		$response_method_names = array_map( function( $method ) {
+			return $method->getName();
+		}, $response_methods );
+		
+		$parent_method_names = array_map( function( $method ) {
+			return $method->getName();
+		}, $parent_methods );
+		
+		// Response should not add any new public methods
+		$new_methods = array_diff( $response_method_names, $parent_method_names );
+		$this->assertEmpty( $new_methods, 'Response class should not add new public methods' );
+	}
+} 
\ No newline at end of file