```/counter/fetched_callbacks``` - The total number of fetched callbacks<br>
```/counter/current_messages``` - The current number of callback messages waiting to be fetched<br>
All counters also support the query parameter "id" to fetch counter for one individual id, eg ```/counter/current_messages?id=my-id```
```/counter/fetched_callbacks``` - The total number of fetched callbacks<br>
```/counter/current_messages``` - The current number of callback messages waiting to be fetched<br>
All counters also support the query parameter "id" to fetch counter for one individual id, eg ```/counter/current_messages?id=my-id```