code: private function copyNotification(Model\SaleNotificationInterface $source, Model\SaleNotificationInterface $target)
      {
          $this->copy($source, $target, [
              'type', 'data', 'sentAt', 'details'
          ]);
      }
docs: Copies the source notification into the target notification.
  
  @param Model\SaleNotificationInterface $source
  @param Model\SaleNotificationInterface $target