{
  "id": "thermostat-a1b2c3",
  "name": "Living Room Thermostat",
  "current_temperature": 72.5,
  "target_temperature": 70.0,
  "temperature_unit": "fahrenheit",
  "hvac_mode": "cool",
  "hvac_status": "cooling",
  "fan_mode": "auto",
  "humidity": 45.0,
  "target_humidity": 50.0,
  "is_online": true,
  "location": "Living Room",
  "model": "ecobee4",
  "firmware_version": "4.8.7.132",
  "last_updated": "2026-04-19T10:30:00Z"
}