public function getPhotos() : PhotoCollection
 {
     $collection = new PhotoCollection();
     $data = $this->getData();
     $photo = null;
     foreach ($data as $current) {
         if ($current instanceof \stdClass) {
             /** @var \stdClass $current */
             if ($photo instanceof Photo) {
                 if ($photo->getId() == $current->id) {
                     $photo->addTag(implode('/', [$current->tag1, $current->tag2, $current->tag3]));
                 } else {
                     $photo = Photo::createFromObject($current);
                 }
             } else {
                 $photo = Photo::createFromObject($current);
             }
         } elseif (is_array($current)) {
             /** @var array $current */
             if ($photo instanceof Photo) {
                 if ($photo->getId() == $current['id']) {
                     $photo->addTag(implode('/', [$current['tag1'], $current['tag2'], $current['tag3']]));
                 } else {
                     $photo = Photo::createFromArray($current);
                 }
             } else {
                 $photo = Photo::createFromArray($current);
             }
         }
         $collection->add($photo);
     }
     return $collection;
 }