protected function getResourceInstance(SimpleXMLElement $elementToSearchIn, $conversionProfileId)
 {
     if (isset($elementToSearchIn->dropFolderFileContentResource)) {
         $resource = new KalturaDropFolderFileResource();
         $attributes = $elementToSearchIn->dropFolderFileContentResource->attributes();
         $resource->dropFolderFileId = (string) $attributes['dropFolderFileId'];
         return $resource;
     }
     return parent::getResourceInstance($elementToSearchIn, $conversionProfileId);
 }