def __refreshPlaylistHelper__(consumer, location_id): playlist_service = PlaylistService() playlist_items = playlist_service.getPlaylistVotes(consumer, location_id) playlist_items_sorted = __reorderPlaylistVotes__(playlist_items) return HttpResponse(serializers.serialize("json", playlist_items_sorted, fields=('pk', 'playlist', 'music_track', 'name', 'is_voted', 'votes', 'item_state'), relations={'music_track':{'fields': ('name', 'track_URL', 'artist', 'category', 'album'), 'relations': {'album' : {'fields':('name', 'image_URL')}, 'category' : {'fields':('name')}, 'artist' : {'fields':('name')},}}}), mimetype='application/json')