Api\StarterKit\Utils\Constants::getParameterKeySinceId PHP Method

    public static function getParameterKeySinceId()
    {
        return config('consts.ParameterSinceId');
    }

 /**
  * @param Request $request
  * @return mixed
  */
 public function getSinceId(Request $request)
 {
     return $request->get(Constants::getParameterKeySinceId());
 }