A user. This is a player that can be offline, and mostly exists for that purpose.
Gets the player associated with this user, or null if they are not currently available, usually meaning they are offline.
If this user is online or not.
The time that this user first joined the server.
If this user has joined this server before.
The latest time when this user last joined the server.
The name of this user.
The cached game profile associated with this user.
The UUID of this user.