{"copyright_id":"0x3d8191d4ef51ff300742f9b9a2ee3c6c243e09e72dc7846bb4af4d80ad0cd7fd","isrc":"FR7JM1903050","name":"String Quartet No. 6 in B-Flat Major, Op. 18 No. 6: I. Allegro con brio","registered_at":"2026-07-31T20:57:35Z","spotify_id":"7nnHwnWc7z4gBYpcmRTC7g","type":"track"}