/**
  * Get manifest representation of Pci Model
  *
  * @param PortableElementObject $object
  * @return string
  */
 public function getManifest(PortableElementObject $object)
 {
     return json_encode($object->toArray(), JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES);
 }
 protected function getMinifiedModel(PortableElementObject $object)
 {
     $data = $object->toArray(array('typeIdentifier', 'label'));
     $data['version'] = $object->getVersion();
     return $data;
 }