{"copyright_id":"0x4d66e181d9f53c5e6422560363485da66edec2b3186deeb79969cf066df43e6a","isrc":"GBF078710881","name":"Sonata for Cello and Continuo in B flat, R.46: 1. Preludio (Largo)","registered_at":"2026-07-30T21:52:57Z","spotify_id":"5O7CmZzXBXqbqyst1xnsKP","type":"track"}