{"copyright_id":"0x060b7947bf66cfaa795479319a7907ae090910d74dd8bf42e22453b9113638d1","isrc":"JPZ921410529","name":"サクソフォーン四重奏曲 2. 懐かしい風景","registered_at":"2026-07-31T11:32:31Z","spotify_id":"2roNESEDo4KKjmPhsKldtp","type":"track"}