interface Note {
id: string;
username: string;
body: string;
}
'join':* payload: {room: string}'[Notes] Add'* payload: `Note` object'[Notes] List'* payload: `none`'[Notes] Update'* payload: `Note` object'[Notes] Delete'* payload: `Note` object
'[Notes] Added'* payload: `Note` object * scope: all clients in `notes` room'[Notes] Listed'* payload: Map of `Note` objects with id as key * scope: single client'[Notes] Updated'* payload: `Note` object * scope: all clients in `notes` room'[Notes] Deleted'* payload: `Note` object * scope: all clients in `notes` room