'AppId', ]; public function validate() { } public function toMap() { $res = []; if (null !== $this->appId) { $res['AppId'] = $this->appId; } return $res; } /** * @param array $map * * @return DeleteMessageAppRequest */ public static function fromMap($map = []) { $model = new self(); if (isset($map['AppId'])) { $model->appId = $map['AppId']; } return $model; } }