public function handle(CreateBehaviorDO $do)
 {
     $entity = new Model();
     $entity->attributeSet()->associate($this->loadAttributeSetById($do->attribute_set_id));
     $entity->store()->associate($this->loadStoreById($do->store_id));
     $entity->save();
     if (count($do->values)) {
         foreach ($do->values as $valueDO) {
             $entity->values()->save($this->valueEntity(Model::OBJECT_TYPE, $valueDO));
         }
     }
 }