public static void MainOldSample(string[] args)
        {
            // TODO: Set the below configuration variables before attempting to run

            // Developer AWS access key
            string accessKey = "replaceWithAccessKey";

            // Developer AWS secret key
            string secretKey = "replaceWithSecretKey";

            // The client application name
            string appName = "CSharpSampleCode";

            // The client application version
            string appVersion = "1.0";

            // The endpoint for region service and version (see developer guide)
            // ex: https://mws.amazonservices.com
            string serviceURL = "replaceWithServiceURL";

            // Create a configuration object
            FBAInventoryServiceMWSConfig config = new FBAInventoryServiceMWSConfig();
            config.ServiceURL = serviceURL;
            // Set other client connection configurations here if needed
            // Create the client itself
            FBAInventoryServiceMWS client = new FBAInventoryServiceMWSClient(accessKey, secretKey, appName, appVersion, config);

            FBAInventoryServiceMWSSample sample = new FBAInventoryServiceMWSSample(client);

            // Uncomment the operation you'd like to test here
            // TODO: Modify the request created in the Invoke method to be valid

            try
            {
                IMWSResponse response = null;
                // response = sample.InvokeGetServiceStatus();
                // response = sample.InvokeListInventorySupply();
                // response = sample.InvokeListInventorySupplyByNextToken();
                Console.WriteLine("Response:");
                ResponseHeaderMetadata rhmd = response.ResponseHeaderMetadata;
                // We recommend logging the request id and timestamp of every call.
                Console.WriteLine("RequestId: " + rhmd.RequestId);
                Console.WriteLine("Timestamp: " + rhmd.Timestamp);
                string responseXml = response.ToXML();
                Console.WriteLine(responseXml);
            }
            catch (FBAInventoryServiceMWSException ex)
            {
                // Exception properties are important for diagnostics.
                ResponseHeaderMetadata rhmd = ex.ResponseHeaderMetadata;
                Console.WriteLine("Service Exception:");
                if(rhmd != null)
                {
                    Console.WriteLine("RequestId: " + rhmd.RequestId);
                    Console.WriteLine("Timestamp: " + rhmd.Timestamp);
                }
                Console.WriteLine("Message: " + ex.Message);
                Console.WriteLine("StatusCode: " + ex.StatusCode);
                Console.WriteLine("ErrorCode: " + ex.ErrorCode);
                Console.WriteLine("ErrorType: " + ex.ErrorType);
                throw ex;
            }
        }
        public static void Main(string[] args)
        {
            // TODO: Set the below configuration variables before attempting to run

            // Developer AWS access key
            string accessKey = "replaceWithAccessKey";

            // Developer AWS secret key
            string secretKey = "replaceWithSecretKey";

            // The client application name
            string appName = "CSharpSampleCode";

            // The client application version
            string appVersion = "1.0";

            // The endpoint for region service and version (see developer guide)
            // ex: https://mws.amazonservices.com
            string serviceURL = "replaceWithServiceURL";

            // Create a configuration object
            FBAInventoryServiceMWSConfig config = new FBAInventoryServiceMWSConfig();

            config.ServiceURL = serviceURL;
            // Set other client connection configurations here if needed
            // Create the client itself
            FBAInventoryServiceMWS client = new FBAInventoryServiceMWSClient(accessKey, secretKey, appName, appVersion, config);

            FBAInventoryServiceMWSSample sample = new FBAInventoryServiceMWSSample(client);

            // Uncomment the operation you'd like to test here
            // TODO: Modify the request created in the Invoke method to be valid

            try
            {
                IMWSResponse response = null;
                // response = sample.InvokeGetServiceStatus();
                // response = sample.InvokeListInventorySupply();
                // response = sample.InvokeListInventorySupplyByNextToken();
                Console.WriteLine("Response:");
                ResponseHeaderMetadata rhmd = response.ResponseHeaderMetadata;
                // We recommend logging the request id and timestamp of every call.
                Console.WriteLine("RequestId: " + rhmd.RequestId);
                Console.WriteLine("Timestamp: " + rhmd.Timestamp);
                string responseXml = response.ToXML();
                Console.WriteLine(responseXml);
            }
            catch (FBAInventoryServiceMWSException ex)
            {
                // Exception properties are important for diagnostics.
                ResponseHeaderMetadata rhmd = ex.ResponseHeaderMetadata;
                Console.WriteLine("Service Exception:");
                if (rhmd != null)
                {
                    Console.WriteLine("RequestId: " + rhmd.RequestId);
                    Console.WriteLine("Timestamp: " + rhmd.Timestamp);
                }
                Console.WriteLine("Message: " + ex.Message);
                Console.WriteLine("StatusCode: " + ex.StatusCode);
                Console.WriteLine("ErrorCode: " + ex.ErrorCode);
                Console.WriteLine("ErrorType: " + ex.ErrorType);
                throw ex;
            }
        }