{"copyright_id":"0x04c47b4635b4e08f5b7fcb7e7fab714ed83c0c769fb701cf31d5d4e9e380ab75","isrc":"USSM10206315","name":"String Quartet No. 2 (1959): Cadenza for Cello (m.243)","registered_at":"2026-08-01T02:18:36Z","spotify_id":"4QWQX8x1HLdfgsjmeYF4uq","type":"track"}