public Task <ArtistsTopTracksResponse> GetTopTracks(string artistId, ArtistsTopTracksRequest request) { Ensure.ArgumentNotNullOrEmptyString(artistId, nameof(artistId)); Ensure.ArgumentNotNull(request, nameof(request)); return(API.Get <ArtistsTopTracksResponse>(URLs.ArtistTopTracks(artistId), request.BuildQueryParams())); }