{"copyright_id":"0x4f2a3a7518156191159fa9d41f7c1f9fe58019b76e7831492a8bdc09de9dee1d","isrc":"JPCO01544706","name":"パガニーニの主題による狂詩曲 第24変奏","registered_at":"2026-06-21T21:53:48Z","spotify_id":"4BXNCns5KkhoHjv39sADiQ","type":"track"}