SELECT attribute('targetId') as rangehoodId,status, windPower FROM "/a****h/+/user/change/rangehood"

const mqtt = require('aliyun-iot-mqtt');
var options = {    productKey: "替换",    deviceName: "替换",    deviceSecret: "替换",    regionId: "cn-shanghai"};
//建立连接const client = mqtt.getAliyunIotMqttClient(options);
client.subscribe(`/${options.productKey}/${options.deviceName}/user/control/params`)client.on('message', function(topic, message) {    console.log("sub topic => " + topic)    console.log("message => " + message)})

const mqtt = require('aliyun-iot-mqtt');
var options = {    productKey: "替换",    deviceName: "替换",    deviceSecret: "替换",    regionId: "cn-shanghai"};var pubTopic = `/${options.productKey}/${options.deviceName}/user/change/rangehood`;//建立连接const client = mqtt.getAliyunIotMqttClient(options);
//上报数据client.publish(pubTopic, getPostData(), { qos: 0 });
function getPostData() {    const payloadJson = {        status: "on", //on,off        windPower: "high" //low,middle,high    }    console.log("Pub Topic => " + pubTopic)    console.log("Payload => " + JSON.stringify(payloadJson))    return JSON.stringify(payloadJson);}

$ node range-hood.js 
sub topic => /a1zTlSPM9Ni/s001/user/control/paramsmessage => {"windPower":"high","rangehoodId":"s001","status":"on"}

$ node gas-stove.js 
Pub Topic => /a****h/z001/user/change/rangehoodPayload => {"status":"on","windPower":"high"}