{"copyright_id":"0x1a8f7ee8265533bcae2eab94d474889055458e9afec946849e41090d69e55017","isrc":"DEF057230408","name":"Die lustige Witwe, Act II: No. 9, Marsch-Septett. Ja, das Studium der Weiber ist schwer","registered_at":"2026-07-29T21:32:43Z","spotify_id":"3iyx7ZjzE7H4xCJfwUqlbX","type":"track"}