I think this is a bug because I dont have anything in the hotbar, I dont know why the hand to move like that. Also, in previous versions, this did not happen.
I cant upload a video because it exceeds the amount of mb
Bug de minecraft
Linked issues
Comments

Yes

Thanks for replying :DD
Sorry for my english, Im argentinian
The video appears to have been removed. Does MC-86619 describe your issue?