string(409) "[{"resourceId":"safety_device_02","solutionId":"MSG","deviceId":null,"eventType":"UPDATED","eventTime":"20260416T141142","representation":{"latitude":null,"longitude":null,"battery_condition":null,"heart_rate":null,"body_temperature":null,"step_count":null,"calorie_count":null,"spo2":null,"movement_state":null,"speed":null,"accelerometer":null,"geofence_lati":null,"geofence_long":null,"wear_status":null}}]"
ERR