{"copyright_id":"0x940473250760fca6edca121515d2d9db46b6f517d1d3016bddd67c72c4a5849a","isrc":"NLY332103435","name":"10 Mazurkas, Op. 3: IX. Mazurka in G-Sharp Minor","registered_at":"2026-07-31T18:08:26Z","spotify_id":"2eZ70wNwjCz7ANWwuhVyF6","type":"track"}