{"copyright_id":"0x53d19798fba76dcb6eac0dba34bce4408010e29bcddcb7cfa2cc114b32f46f2d","isrc":"NLUM71300173","name":"Polka, for Piano 4 Hands","registered_at":"2026-07-06T07:46:14Z","spotify_id":"6UHtP88WXeqL4eF2dHrDl4","type":"track"}