public static Chart<Track> getMetroUniqueTrackChart(
String country, String metro, String start, String end, String apiKey) {
return Chart.getChart(
"geo.getMetroUniqueTrackChart",
"track",
StringUtilities.map("country", country, "metro", metro),
start,
end,
-1,
apiKey);
}
public static Chart<Artist> getMetroHypeArtistChart(
String country, String metro, String start, String end, String apiKey) {
return Chart.getChart(
"geo.getMetroHypeArtistChart",
"artist",
StringUtilities.map("country", country, "metro", metro),
start,
end,
-1,
apiKey);
}