{"copyright_id":"0x5c3806170e7a4efc3b66262d042ec9b9adc15123a51d2b5f15f075f9f7b6364f","isrc":"GBAJY2547406","name":"Chamber Music for Strings, Op. 21: II. Allegro vivo","registered_at":"2026-07-31T10:43:42Z","spotify_id":"24SEF6UUMA3UOjURmNf0M8","type":"track"}