Thanks for the answer. I'll check MQTT mapper as you suggest.

The thing is, my device is controlled by MQTT messages, so I do have to send these from my plugin , to switch things on and off, get sensor data, etc (unless I'm missing something and there are other ways to do it via domoticz).

I'm trying to implement a Python plugin for a custom hardware talking MQTT. And I'm having a hard time figuring out how to talk to MQTT server via domoticz MQTT connection. The API seems to be quite low-level, with JSON describing MQTT package. And there's seem to be no documentation describing what ...