{"copyright_id":"0x1f4c9ef8dfff9bc8742189c2b2a004dd3e402ac5a78c460f578fa82aec89bbe4","isrc":"JPG200505880","name":"子守歌 二長調, 作品 16","registered_at":"2026-07-31T06:18:49Z","spotify_id":"5ZbhYP48pClIsc4Sp7Ubqc","type":"track"}