public function preUpdate($object)
 {
     parent::preUpdate($object);
     // Delete?
     $fileData = $this->getRequest()->request->get($this->getUniqid())['videoFile'];
     if (isset($fileData['_delete']) && $fileData['_delete'] && $object->getVideoFile()) {
         $this->em->remove($object->getVideoFile());
         $this->em->flush();
     }
     // Make sure life cycle events are triggered
     if ($file = $object->getVideoFile()) {
         $file->setUpdatedAt(new \DateTime());
     }
 }