{"geometry":{"type":"Point","coordinates":[-0.177042,51.541261]},"type":"Feature","properties":{"entry-date":"2026-06-04","start-date":"1974-05-14","end-date":"","entity":31703457,"name":"PRIMROSE HILL TUNNELS (WESTERN ENTRANCE)","dataset":"listed-building","typology":"geography","reference":"1246989","prefix":"listed-building","organisation-entity":"16","quality":"some","documentation-url":"https://historicengland.org.uk/listing/the-list/list-entry/1246989","listed-building-grade":"II"}}