{"copyright_id":"0x5faef94ee4c273f44e24ff0e18290cecdfc880380228426f00035b86aa634f3a","isrc":"DEA809815502","name":"Smetana: 3 Salon Polkas, Op. 7: No. 2 in F Minor","registered_at":"2026-07-30T21:15:25Z","spotify_id":"4yIPuzqtYeoz7dXOB4RaDI","type":"track"}