function main (userId) local decoded = { state = { reported = { timestamp = os.date("%Y-%m-%dT%H:%M:%S", os.time() - 3 * 60 * 60), message = "Hello, WebHMI!" } } } encoded = cjson.encode( decoded ) DEBUG(encoded) WriteReg("mqtt_publish", encoded); -- Test Publish (iot-test@MQTT WebHMI Client) end