{"copyright_id":"0xd66a182b4410bbfd394f0c3e310fc725478828230b3db56763a606e21af70008","isrc":"HKI191516107","name":"4 Klavierstücke, Op. 27: No. 1, Prolog","registered_at":"2026-07-31T15:25:52Z","spotify_id":"5pTm9CJksezDX77zaqGtqu","type":"track"}