{"geometry":{"type":"Point","coordinates":[-0.561122,51.810444]},"type":"Feature","properties":{"entry-date":"2026-06-24","start-date":"1952-05-14","end-date":"","entity":31557790,"name":"JOHN OF GADDESDEN'S HOUSE","dataset":"listed-building","typology":"geography","reference":"1100427","prefix":"listed-building","organisation-entity":"16","quality":"some","documentation-url":"https://historicengland.org.uk/listing/the-list/list-entry/1100427","listed-building-grade":"II*"}}