static void Main(string[] args)
        {
            //Get your ENV and CPID from the portal key vaults module or visit https://help.iotconnect.io SDK section.
            string cpId = "14cf4939849c4183ac5c74660ca9ab27", uniqueId = "elephantedge1", env = "Avnet";

            if (string.IsNullOrWhiteSpace(cpId))
            {
                Console.WriteLine("cpId can not be blank.");
                return;
            }

            if (string.IsNullOrWhiteSpace(uniqueId))
            {
                Console.WriteLine("uniqueId can not be blank.");
                return;
            }

            //Initialize device sdk client to connect device.
            client = new SDKClient(cpId, uniqueId, DeviceCallback, TwinUpdateCallBack, env);

            //Prepare device data with valid format.[Type1]
            var deviceData = "[{\"uniqueId\":\"<deviceUniqueId>\",\"time\":\"2020-02-14T12:18:23.5499042Z\",\"d\":[{\"humidity\":13}]}]";

            //Send data to device using SendData method.
            client.SendData(deviceData);

            Console.ReadLine();
        }