RF-HUB publishes state and accepts commands via MQTT.
Topics
rfhub/{type}/{id}/{nr}/state— device state (JSON)rfhub/{type}/{id}/{nr}/set— send commandhomeassistant/sensor/rfhub-{uid}/...— HA auto-discovery
Payload example
{"state":"on","rssi":-65,"battery":1}
See HA setup guide for connection details.