{"geometry":{"type":"Point","coordinates":[-1.614025,54.97407]},"type":"Feature","properties":{"entry-date":"2026-05-05","start-date":"2016-08-02","end-date":"","entity":31855247,"name":"Parsons' Polygon,Blackett Street, Newcastle upon Tyne","dataset":"listed-building","typology":"geography","reference":"1437311","prefix":"listed-building","organisation-entity":"16","quality":"some","documentation-url":"https://historicengland.org.uk/listing/the-list/list-entry/1437311","listed-building-grade":"II"}}