public async Task GetCourtesyRefundInformation()
        {
            var rmainfo = new GetCourtesyRefundInformationRequest()
            {
                RequestBody = new GetCourtesyRefundInformationRequestBody()
                {
                    KeywordsType = CourtesyRefundKeywordsType.All,
                    Status       = CourtesyRefundStatus.All,
                    DateFrom     = "2019-01-01 09:30:47",
                    DateTo       = "2019-12-17 12:30:47"
                }
            };

            CheckRequestString <GetCourtesyRefundInformationRequest>(rmainfo);
            var result = await fakeapi.GetCourtesyRefundInformation(rmainfo);

            Assert.IsType <GetCourtesyRefundInformationResponse>(result);
            Assert.True(result.IsSuccess);
            Assert.True(result.ResponseBody.CourtesyRefundInfoList.Count > 0);
        }
        /// <summary>
        /// Get information of Courtesy Refund
        /// </summary>
        public void GetCourtesyRefundInformation()
        {
            Console.WriteLine("GetCourtesyRefundInformation");

            // Create Request
            var rmainfo = new GetCourtesyRefundInformationRequest()
            {
                RequestBody = new GetCourtesyRefundInformationRequestBody()
                {
                    KeywordsType = CourtesyRefundKeywordsType.All,
                    Status       = CourtesyRefundStatus.All,
                    DateFrom     = "2019-01-01 09:30:47",
                    DateTo       = "2019-12-17 12:30:47"
                }
            };

            // Send your request and get response
            var result = rmaCall.GetCourtesyRefundInformation(rmainfo).Result;

            // Use the data pre you business
            Console.WriteLine(string.Format("There are {0} Courtesy Refund info.",
                                            result.GetResponseBody().CourtesyRefundInfoList.Count));
        }