public static LyricsLine FromMusixmatchSubtitle(MusixmatchSubtitleFormattedLine msfl) => new LyricsLine
 {
     LyricsTime = TimeSpan.FromSeconds(msfl.Time.Seconds), Text = msfl.Text
 };
 public MusixmatchSubtitleFormattedLine GetMusixmatchSubtitle() => MusixmatchSubtitleFormattedLine.FromLyricsLine(this);