get {protocol}://api.ws.sonos.com/control/api/{version}/households//playlists
Use the getPlaylists command to get the list of Sonos playlists for a household. Playlists do not include pinned items (any non-playable containers pinned to My Sonos) or Sonos favorites. See the Save your favorites section in the Sonos user guide for details about My Sonos.
Returns a playlistsList object, which is an array of playlist objects with a version number.