Get list of playlist of spotify
id plistRep = [[NSUserDefaults standardUserDefaults] valueForKey:@"SpotifySession"];
SPTSession *session = [[SPTSession alloc] initWithPropertyListRepresentation:plistRep];
[SPTRequest playlistsForUser:[session canonicalUsername] withSession:session callback:^(NSError *error, id object) {
SPTPlaylistList *playlist = (SPTPlaylistList *)object;
for (SPTPartialPlaylist *item in [playlist items]) {
NSLog(@"Playlist %@", [item name]);
}
}];