Using 3rd party MQTT brokers
Yodiwo already provides its 1st party MQTT broker (at api.yodiwo.com:8883) for Plegma API connections, but any existing 3rd party broker can be used instead.
So to publish any message, the MQTT out block can be configured and used:
Conversely, to subscribe to topics, listen to messages and have them trigger graphs, insert and configure use the MQTT input block: