package main

import (
	"encoding/json"

	paho "github.com/eclipse/paho.mqtt.golang"
)

func main() {
	o := paho.NewClientOptions()
	o.SetClientID("mqttx_82fac77f")
	o.AddBroker("mqtt://broker.emqx.io:1833")
	// o.SetUsername("mqtt")
	// o.SetPassword("123456")

	c := paho.NewClient(o)
	c.Publish("testtopic/PLC325454756", byte('0'), false, json.Encoder("{"key1":2,"Speed1":40,"Speed2":50,"YV1":0,"YV2":1}"))
}