public ActionResult <CheckStandardRefNoViewModel> CheckStandardRefNo(CheckStandardRefNoViewModel checkStandardRefNoViewModel) { CheckStandardRefNoViewModel checkStandardRefNo = new CheckStandardRefNoViewModel(); try { checkStandardRefNo = _gradeService.CheckStandardRefNo(checkStandardRefNoViewModel); } catch (Exception es) { checkStandardRefNo._message = es.Message; checkStandardRefNo._failure = true; } return(checkStandardRefNo); }