{"copyright_id":"0x244674ad57844102e3e2e44e2311347e0f1a359bb653dd9a5b75046614a7fdd2","isrc":"NLA507722801","name":"Piano Sonata No. 1 in C minor, Op. 4: 1. Allegro maestoso","registered_at":"2026-07-31T15:30:54Z","spotify_id":"2fHJcEELr5wGQSiluq8jRz","type":"track"}