{"copyright_id":"0x6368532a1831ea9990b346f119cde84187cc9086cec4adde6734e1c872f740fd","isrc":"DEF056000223","name":"String Quartet No. 3 in B Flat Major, Op. 67: III. Agitato (Allegretto non troppo)","registered_at":"2026-07-30T13:46:44Z","spotify_id":"3WQMsyaaa7MF2eGv19kP5P","type":"track"}