Use this command to subscribe to events in the playlists namespace.
When subscribed, Sonos sends asynchronous versionChanged events when users update their Sonos playlists. Your app can then choose to fetch the playlists as needed whenever the version changes. This is because the playlistsList object can be large for asynchronous events.
400The given resource/object identifier is invalid
401A client has not provided authorization credentials to perform a command
403A client does not have the correct permissions to perform a command
404A command was targeted to a group that no longer is the same group
499Indicates there was an error occurred when performing a command
500Sonos has experience an unexpected condition it is unable to recover from
503Player is unable to reach the service.
