{"copyright_id":"0x0d714bc54fee4845d165150c6b6db0ab141e32a4f0ec7ac4b56ccb0ef9a8701c","isrc":"JPW561902574","name":"Grief feat. 築山さえ","registered_at":"2026-07-07T19:12:52Z","spotify_id":"6G3XNyt0CxqsA0JXNowFat","type":"track"}