{"copyright_id":"0x561ebf803d69fd05efbc2a32c4fb654231a600172ef0d601c1bac116661a2ab4","isrc":"DEN961404801","name":"Piano Sonata No. 23 in F Minor, Op. 57 \"Appassionata\": I. Allegro assai","registered_at":"2026-07-07T07:23:47Z","spotify_id":"4cnnsVYOF9ukjUsDWvsPTY","type":"track"}