{"copyright_id":"0xac9c49b5568a50cf315d151893a5c47283c9d2648facaf312a261d6e659f67fc","isrc":"DEN961801751","name":"Grand duo concertant, Op. 48: I. Allegro con fuoco","registered_at":"2026-07-29T21:20:51Z","spotify_id":"1e55n7REqDsR1Wi5jgWp4p","type":"track"}