{"copyright_id":"0x346f1983e873ba5bd43d3926bd1433c407e492e51db933e537aa2471ed6b2dfe","isrc":"DEA809301101","name":"Mozart: Sonata for Piano 4-Hands in C Major, K. 521: I. Allegro","registered_at":"2026-07-07T05:13:48Z","spotify_id":"7Dasbz71h8O7kGmF8eMuVW","type":"track"}