{"geometry":{"type":"Point","coordinates":[-0.148377,51.496064]},"type":"Feature","properties":{"entry-date":"2026-08-11","start-date":"1991-11-27","end-date":"","entity":31523883,"name":"Nos 77 to 80 (consec), 80a and Mews Arch, Chester Square","dataset":"listed-building","typology":"geography","reference":"1066276","prefix":"listed-building","organisation-entity":16,"quality":"some","documentation-url":"https://historicengland.org.uk/listing/the-list/list-entry/1066276","listed-building-grade":"II"}}