{"copyright_id":"0x21ac6704b0b1a7f1cfc9cb25194114c73158f93047e4f49edddcbf31dbbb5c54","isrc":"HKI190834220","name":"Hohe Schule des Violoncello-Spiels (High School of Cello Playing), Op. 73: Etude No. 20 in G Minor","registered_at":"2026-07-31T07:49:53Z","spotify_id":"16Igli2Az8FZSXTW2IsNCv","type":"track"}