https://accounts.emqx.com/signin
https://mqttx.app/downloads
https://www.postman.com/downloads/
New Deployment -> Overview ( Get MQTT Address) --> Authetication ( Add User/Password) --> Monitor-->Client ( to see clients)
New Connection -> Connect
New Subscription --> Create Topic
Public Topic ( right bottom corner)
wss://m3ee214a.ala.us-east-1.emqxsl.com:8084/mqtt
{
"device-id":light01,
"status": on
}
RESTful Example : Firebase
Setup
Create Firebase Account
https://console.firebase.google.com/ , Create first Project
Authentication process
Follow https://firebase.google.com/docs/reference/rest/auth#section-create-email-password
In Firebase Setup : add user, get API KEY