public async Task <confirmShipResponse> ConfirmShippingRequest(confirmShipRequest reqModel)
        {
            var request = CreateRequest <confirmShipRequest>(reqModel);

            request.URI = "shippingservice/shippinglabel/confirmshippingrequest";

            var response = await client.PostAsync(request);

            var result = await ProcessResponse <confirmShipResponse>(response);

            return(result);
        }