private static void createMessage(IoTDAClient client) { CreateMessageRequest req = new CreateMessageRequest { InstanceId = "1a7ffc5c-d89c-44dd-8265-b1653d951ce0", DeviceId = "", Body = new DeviceMessageRequest() { MessageId = "", Name = "", Message = "", Topic = "" } }; try { var resp = client.CreateMessage(req); Console.WriteLine(resp); } catch (RequestTimeoutException requestTimeoutException) { Console.WriteLine(requestTimeoutException.ErrorMessage); } catch (ServiceResponseException clientRequestException) { Console.WriteLine(clientRequestException.HttpStatusCode); Console.WriteLine(clientRequestException.ErrorCode); Console.WriteLine(clientRequestException.ErrorMsg); } catch (ConnectionException connectionException) { Console.WriteLine(connectionException.ErrorMessage); } }