@Override
  public Map<DataVertical, Set<String>> getExportScopes() {
    return ImmutableMap.<DataVertical, Set<String>>builder()
        .put(PLAYLISTS, ImmutableSet.of("playlist-read-private"))
        .build();
  }
Class that supplies Spotify-specific OAuth2 info
extensions/auth/portability-auth-spotify/src/main/java/org/datatransferproject/auth/spotify/SpotifyOAuthConfig.java