code: public GetArtistsTopTracksRequest.Builder getArtistsTopTracks(String id, CountryCode country) {
      return new GetArtistsTopTracksRequest.Builder(accessToken)
              .setDefaults(httpManager, scheme, host, port)
              .id(id)
              .country(country);
    }
docs: Get the top tracks of an artist in a specific country.
  
  @param id      The Spotify ID of the artist.
  @param country The ISO 3166-1 alpha-2 country code of the specific country.
  @return A {@link GetArtistsTopTracksRequest.Builder}.
  @see <a href="https://developer.spotify.com/web-api/user-guide/#spotify-uris-and-ids">Spotify: URLs &amp; IDs</a>
  @see <a href="https://en.wikipedia.org/wiki/ISO_3166-1_alpha-2">Wikipedia: ISO 3166-1 alpha-2 country codes </a>