Player Animation

Packet ID	Direction
0x12	Both

This packet is sent by both the client and the server for swinging your arm (1) and leaving a bed (3), which is clientbound only. The client sends the Entity Action packet for when it wishes to leave a bed (aka clicking the “Leave Bed” button).

Both

Field	Type	Description
Player ID	Integer	The ID of the player who did the animation
Animation	Byte	The type of animation. Can be 1 or 3

Example Packet

Field	Value
Player ID	1298
Animation	1 (Swing Arm)