- tracker_id – int. id of the tracker
- type – string. counter type. one of:
"value": 18.9 // float. last value of counter
- 204 (Entity not found) – if there is no tracker with such id belonging to authorized user, counter does not exist or there are no values yet. use /tracker/counter/set() to create new counter (if not exist) and save some value.
- 208 (Device blocked) – if tracker exists but was blocked due to tariff restrictions or some other reason