/// <summary>
        /// Captures payment
        /// </summary>
        /// <param name="capturePaymentRequest">Capture payment request</param>
        /// <returns>Capture payment result</returns>
        public CapturePaymentResult Capture(CapturePaymentRequest capturePaymentRequest)
        {
            var result = new CapturePaymentResult();

            string authorizationId = capturePaymentRequest.Order.AuthorizationTransactionId;
            var req = new DoCaptureReq();
            req.DoCaptureRequest = new DoCaptureRequestType();
            req.DoCaptureRequest.Version = GetApiVersion();
            req.DoCaptureRequest.AuthorizationID = authorizationId;
            req.DoCaptureRequest.Amount = new BasicAmountType();
            req.DoCaptureRequest.Amount.Value = Math.Round(capturePaymentRequest.Order.OrderTotal, 2).ToString("N", new CultureInfo("en-us"));
            req.DoCaptureRequest.Amount.currencyID = PaypalHelper.GetPaypalCurrency(_currencyService.GetCurrencyById(_currencySettings.PrimaryStoreCurrencyId));
            req.DoCaptureRequest.CompleteType = CompleteCodeType.Complete;

            using (var service2 = new PayPalAPIAASoapBinding())
            {
                if (!_paypalDirectPaymentSettings.UseSandbox)
                    service2.Url = "https://api-3t.paypal.com/2.0/";
                else
                    service2.Url = "https://api-3t.sandbox.paypal.com/2.0/";

                service2.RequesterCredentials = new CustomSecurityHeaderType();
                service2.RequesterCredentials.Credentials = new UserIdPasswordType();
                service2.RequesterCredentials.Credentials.Username = _paypalDirectPaymentSettings.ApiAccountName;
                service2.RequesterCredentials.Credentials.Password = _paypalDirectPaymentSettings.ApiAccountPassword;
                service2.RequesterCredentials.Credentials.Signature = _paypalDirectPaymentSettings.Signature;
                service2.RequesterCredentials.Credentials.Subject = "";

                DoCaptureResponseType response = service2.DoCapture(req);

                string error = "";
                bool success = PaypalHelper.CheckSuccess(response, out error);
                if (success)
                {
                    result.NewPaymentStatus = PaymentStatus.Paid;
                    result.CaptureTransactionId = response.DoCaptureResponseDetails.PaymentInfo.TransactionID;
                    result.CaptureTransactionResult = response.Ack.ToString();
                }
                else
                {
                    result.AddError(error);
                }
            }
            return result;
        }