{"copyright_id":"0x0b702b473337fc17a9dae8a0a043390f3fec82b044522803df748532789c34c0","isrc":"SEWDL0502809","name":"String Quartet No. 15 in D Minor, K. 421 (Haydn Quartet No. 2): I. Allegro","registered_at":"2026-07-29T12:36:09Z","spotify_id":"43tC1uGe87hi5zqArhh9nQ","type":"track"}