Beds

A client tries to sleep in a bed

Packet	Contents
C->S Place Block	Client interacts with the bed block
S->C Interact With Block	The server makes the player sleep in the bed

Another client observes a player getting into bed

Packet	Contents
S->C Animation	Other client interacts with the bed block (1: Swing Arm)
S->C Interact With Block	The server makes the player sleep in the bed

A player clicks "Leave Bed"

Packet	Contents
C->S Player Action	Player Action value of 1 is sent (Stop Sleeping)
S->C Animation	The server makes the player leave the bed (3 Stop Sleeping)

Another player observes a player getting out of bed

Packet	Contents
S->C Animation	The server makes the player leave the bed (3 Stop Sleeping)

WARNING

It appears setting the player animation to 3 causes the infamous issue where players can walk under water. This remains for as long as the client remains connected. Possibly the animation needs to be reset to 0 soon after?