code: protected function getRequestAttributeName(Request $request, ParamConverter $configuration)
      {
          $param = $configuration->getName();
          if (array_key_exists('id', $configuration->getOptions())) {
              $param = $configuration->getOptions()['id'];
          }
  
          return $param;
      }
docs: @param Request        $request
  @param ParamConverter $configuration
  
  @return string