#include <ArduinoJson.h>String updateAlinkJson(uint16_t _id, JsonObject &_AliIotJson);void setup() { Serial.begin(9600);}void loop() { StaticJsonBuffer<128> jsonBuffer; JsonObject& paramsJson = jsonBuffer.createObject(); paramsJson["LED"] = 0; paramsJson["temperature"] = 24.3; paramsJson["Atmosphere"] = 10000; String data = updateAlinkJson(1,paramsJson); Serial.println(data); delay(1000);}String updateAlinkJson(uint16_t _id, JsonObject &_AliIotJson){ StaticJsonBuffer<256> jsonBuffer; JsonObject& AlinkJson = jsonBuffer.createObject(); AlinkJson["id"] = String(_id, DEC); AlinkJson["version"] = "1.0"; AlinkJson["params"] = _AliIotJson; AlinkJson["method"] = "/sys/adsgag/test_device/thing/service/property/set"; String JsonStr; AlinkJson.printTo(JsonStr); return JsonStr; }