Bots only: a user has changed their reactions on a message with public reactions.
{schema}
| Name | Type | Description |
|---|---|---|
| peer | Peer | Peer of the reacted-to message. |
| msg_id | int | ID of the reacted-to message. |
| date | int | Date of the change. |
| actor | Peer | The user that (un)reacted to the message. |
| old_reactions | Vector<Reaction> | Old reactions |
| new_reactions | Vector<Reaction> | New reactions |
| qts | int | QTS event sequence identifier |
How to subscribe to updates and handle them properly.