public function BulletinSaveDraftTopics(CbgrnBulletinCreateTopicType $create_topic)
 {
     // $create_topic : CbgrnBulletinCreateTopicType class (NOT array)
     $this->CheckAndSetHeader(__FUNCTION__);
     $reg_args["save_draft_topic"] = $create_topic->getObjectVars();
     $this->encodeString($reg_args);
     $results = parent::BulletinSaveDraftTopics($reg_args);
     $this->methodClose();
     return $this->decodeString(new CbgrnTopicType($results->topic));
 }