{"copyright_id":"0xa7f334a4d2abf17ab1558f3db1e99efa29a65247e374d7dc89d3cf65fd146b61","isrc":"DEF056000224","name":"String Quartet No. 3 in B Flat Major, Op. 67: IV. Poco allegretto con variazioni - Doppio movimento","registered_at":"2026-07-31T02:45:09Z","spotify_id":"0AvbWDgTe7nY3RQEt74ufU","type":"track"}