{"copyright_id":"0xf186733b9cfd6e3a8b56649bef0b46b5d35b9fff2b17fe46f5bdad42cd437645","isrc":"GBABV0610093","name":"Piano Sonata No.1 in B-Flat Minor, Op. 5: II. Mazur. Tempo di mazurka","registered_at":"2026-07-30T20:27:37Z","spotify_id":"3I1PzAMQaNT9qJ1pX3TV6r","type":"track"}