code: public static function storeConfig($id, $config)
      {
          if (isset($config['parameters'])) {
              $params = (array)$config['parameters'];
              EmailServiceParameterConfig::whereServiceId($id)->delete();
              foreach ($params as $param) {
                  EmailServiceParameterConfig::storeConfig($id, $param);
              }
              unset($config['parameters']);
          }
  
          return parent::storeConfig($id, $config);
      }
docs: {@inheritdoc}