{"geometry":{"type":"Point","coordinates":[-0.147736,51.521184]},"type":"Feature","properties":{"entry-date":"2026-10-23","start-date":"1954-09-10","end-date":"","entity":31686494,"name":"100 AND 102, HARLEY STREET W1","dataset":"listed-building","typology":"geography","reference":"1229933","prefix":"listed-building","organisation-entity":16,"quality":"authoritative","documentation-url":"https://historicengland.org.uk/listing/the-list/list-entry/1229933","listed-building-grade":"II"}}