Associate a group to a channel as discussion group for that channel
boolFalse#bc799737 = Bool;
boolTrue#997275b5 = Bool;
---functions---
channels.setDiscussionGroup#40582bb2 broadcast:InputChannel group:InputChannel = Bool;| Name | Type | Description | 
|---|---|---|
| broadcast | InputChannel | Channel | 
| group | InputChannel | Discussion group to associate to the channel | 
| Code | Type | Description | 
|---|---|---|
| 400 | BROADCAST_ID_INVALID | Broadcast ID invalid. | 
| 400 | CHANNEL_INVALID | The provided channel is invalid. | 
| 400 | CHAT_ADMIN_REQUIRED | You must be an admin in this chat to do this. | 
| 403 | CHAT_WRITE_FORBIDDEN | You can't write in this chat. | 
| 400 | LINK_NOT_MODIFIED | Discussion link not modified. | 
| 400 | MEGAGROUP_ID_INVALID | Invalid supergroup ID. | 
| 400 | MEGAGROUP_PREHISTORY_HIDDEN | Group with hidden history for new members can't be set as discussion groups. | 
Groups can be associated to a channel as a discussion group, to allow users to discuss about posts.