MQTT API and Service

Endpoints

Route	Method	Purpose
/api/v1/mqtt-keys/	GET/POST	Manage MQTT API credentials
/api/v1/mqtt-auth/bridge	GET	MQTT authentication bridge
/api/v1/mqtt/devices/{id}/status	GET	Get device status

MQTT Topics

The system subscribes to the following MQTT topics:

• users/+/feeds/+ - Feed data publication (QoS 1)
• users/+/devices/+/feeds/+ - Device-specific feed data (QoS 1)
• users/+/devices/+/status - Device status updates (QoS 1)

Message Format

Feed Data

Topic: users/{user_id}/devices/{device_code}/feeds/{feed_key}
Payload: {"value": "25.5"}

Device Status

Topic: users/{user_id}/devices/{device_code}/status
Payload: {
  "status": "online",
  "temperature": 25.5,
  "humidity": 60,
  "latitude": 21.0285,
  "longitude": 105.8542
}