Create Group Failed

So i want to make group but it cannot.

## Code to reproduce
```py
# Example code
self.createGroup("TEST", ["1234567890","100545","8631410"])
```

## Traceback
```
Traceback (most recent call last):
File "/home/pc/.local/lib/python3.8/site-packages/fbchat/_client.py", line 2820, in _parse_message
self._parse_payload(topic, data)
File "/home/pc/.local/lib/python3.8/site-packages/fbchat/_client.py", line 2758, in _parse_payload
self._parseDelta(delta)
File "/home/pc/.local/lib/python3.8/site-packages/fbchat/_client.py", line 2722, in _parseDelta
self.onMessage(
File "oste.py", line 62, in onMessage
self.createGroup("TEST", ["1234567890","100545","8631410"])
File "/home/pc/.local/lib/python3.8/site-packages/fbchat/_client.py", line 1424, in createGroup
raise FBchatException(
fbchat._exception.FBchatException: Error when creating group: No thread_id could be found
```

## Environment information
- Python version - latest
- `fbchat` version - latest