public ActionResult GenerateOTP()
        {
            RegisterViewModel user = (RegisterViewModel)Session["beforeVerify"];

            if (user != null)
            {
                objUser.SendOTP(user);
                return(Json(new ResponseModel()
                {
                    Status = false, ErrorMessage = ""
                }, JsonRequestBehavior.AllowGet));
            }
            else
            {
                return(Json(new ResponseModel()
                {
                    Status = false, ErrorMessage = ""
                }, JsonRequestBehavior.AllowGet));
            }
        }