public async Task <JsonResult> QQAGetByQuestion(string id, string aid)
 {
     try {
         var data = QuizQuestionAnswerService.GetByQQID(Guid.Parse(id));
         var vms  = QuizQuestionAnswerService.SetSubDatas(data, Guid.Parse(aid));
         return(Success(vms));
     } catch { return(Failed(MessageUtilityService.ServerError())); }
 }