{"copyright_id":"0xb58994fd38ebf8155b7d798b86c6ed383b5a1763ef85e9385a78d097f82dd9df","isrc":"DEN962202204","name":"Piano Sonata No. 29 in B-Flat Major, Op. 106 \"Hammerklavier\": IV. Largo - Allegro risoluto - Recorded 2021-2","registered_at":"2026-07-06T20:05:28Z","spotify_id":"0os5zRE94BqjNFFpnUYTLX","type":"track"}