public ActionResult GetChat(string RecordID)
{
Ctx ct = Session["ctx"] as Ctx;
PaymentModel _payMdl = new PaymentModel();
string _Paydata = _payMdl.GetLastChat(ct, Util.GetValueOfInt(RecordID));
return(Json(JsonConvert.SerializeObject(_Paydata), JsonRequestBehavior.AllowGet));
}