Manages API methods for users and stores their cache.
Creates a DMChannel between the client and a user.
Deletes a DMChannel (if one exists) between the client and a user. Resolves with the channel if successful.
Obtains a user from Discord, or the user cache if it's already available.
Fetches a user's flags.
Resolves a data entry to a data Object.
ReturnsAn instance from this Manager
|idOrInstance||Holds||No||The id or instance of something in this Manager|
Resolves a data entry to an instance id.
|idOrInstance||Key | Holds||No||The id or instance of something in this Manager|
Sends a message to a user.