{"copyright_id":"0xeeb79a0bef88ae5d43d489132dbf8f290117283eb582ab43b97da43665a8b513","isrc":"GBAYC8903051","name":"String Quartet No. 16 in F Major, Op.135: IV. Grave ma non troppo tratto - Allegro","registered_at":"2026-07-22T14:45:20Z","spotify_id":"4QwRdNBiz8qsHCHCvXaNQd","type":"track"}