public async Task <TrackDetailsDto> GetByIdAsync(int id)
        {
            var spec  = new TrackDetailSpecification(id);
            var track = await _trackRepository.GetSingleBySpecAsync(spec);

            return(new TrackDetailsDto
            {
                TrackId = track.Id,
                Name = track.Name,
                Album = track.Album.Title,
                AlbumId = track.Album.Id,
                ArtistId = track.Album.Artist.Id,
                Artist = track.Album.Artist.Name,
                Genre = track.Genre.Name,
                FromCache = track.FromCache
            });
        }