{"slug":"frederick-mackenzie","artist_id":"6efd88a5-855b-480b-bec8-4c560e5f77df","canonical_slug":"frederick-mackenzie","name":"Frederick Mackenzie","built_at":"2026-11-01","categories":[{"bucket":"Works on Paper","lots_n":3,"sold_n":2,"median_price_usd_minor":153443,"record_price_usd_minor":256808,"record_basis":"unverified","priced_lots_hammer_only":0,"priced_lots_unverified":1,"sell_through_pct":66.7,"last_sale_date":"2015-09-08","first_sale_year":2011}],"sizes":[],"notable":[{"bucket":"Works on Paper","year":"2015","total_price_usd":256808,"priced_basis":"unverified"},{"bucket":"Works on Paper","year":"2015","total_price_usd":50078,"priced_basis":"premium"}],"last_sold":{"year":"2015","total_price_usd":256808,"priced_basis":"unverified"},"upcoming_count":0,"content_modified":"2026-11-01","value_block_hash":"72563eb03ded4f22e0c1f4dcafe5b29ab6cc66cb"}