{"copyright_id":"0x1138807c2b9004cdb52a024f9efd2c07d46b0fd5fa2bb924a32006c49fead4ab","isrc":"NLA507510120","name":"Piano Sonata No. 2 in B flat minor, Op. 35: 1. Grave - Doppio movimento","registered_at":"2026-07-31T23:38:56Z","spotify_id":"37HGLttyv9lzVLsv9olxaC","type":"track"}