{"copyright_id":"0x18ea7288e32af575143cad091e929cd6f81300da7b65b63933e4ead953984e7c","isrc":"HKI190834303","name":"Hohe Schule des Violoncello-Spiels (High School of Cello Playing), Op. 73: Etude No. 23 in B Minor","registered_at":"2026-07-31T10:36:12Z","spotify_id":"2S3XHZqk4xemyyzpqFL30I","type":"track"}