$merNo        = (string)$xmlob->merNo; //return merNo
            $gatewayNo    = (string)$xmlob->gatewayNo;//return gatewayNo
            $tradeNo      = (string)$xmlob->tradeNo;//return tradeNo
            $orderNo      = (string)$xmlob->orderNo;//return orderno
            $orderAmount  = (string)$xmlob->orderAmount;//return orderAmount
            $orderCurrency= (string)$xmlob->orderCurrency;//return orderCurrency
            $orderStatus  = (string)$xmlob->orderStatus;//return orderStatus
            $orderInfo    = (string)$xmlob->orderInfo;//return orderInfo
            $signInfo     = (string)$xmlob->signInfo;//return signInfo
            $riskInfo     = (string)$xmlob->riskInfo;//return riskInfo