{"geometry":{"type":"MultiPolygon","coordinates":[[[[0.14547,51.586779],[0.145453,51.586799],[0.145434,51.586779],[0.14547,51.586779]]]]},"type":"Feature","properties":{"entry-date":"2024-10-17","start-date":"","end-date":"","entity":7503096,"name":"Chadwell Heath anti-aircraft gun site, Whalebone Lane North (off), Chadwell Heath","dataset":"heritage-at-risk","typology":"geography","reference":"1079855","prefix":"heritage-at-risk","organisation-entity":16,"quality":"authoritative","documentation-url":"https://historicengland.org.uk/advice/heritage-at-risk/search-register/list-entry/49608"}}