code: public function handle($object)
      {
          if (isset($this->deserialization['serializer'])) {
              $serializer = $this->deserialization['serializer'];
          } else {
              $serializer = $this->getDefaultSerializer();
          }
  
          $object = $serializer->deserialize(
              $object,
              $this->deserialization['type'],
              $this->source['format']
          );
  
          return $object;
      }
docs: {@inheritdoc}