{"geometry":{"type":"MultiPolygon","coordinates":[[[[-2.885691,52.118452],[-2.885957,52.119957],[-2.886272,52.11992],[-2.886024,52.118434],[-2.885691,52.118452]]]]},"type":"Feature","properties":{"entry-date":"2026-06-11","start-date":"1935-07-12","end-date":"","entity":13903826,"name":"Offa's Dyke: the section N of Upperton Farm, extending 175yds (160m)","dataset":"scheduled-monument","typology":"geography","reference":"1005525","prefix":"scheduled-monument","organisation-entity":16,"quality":"authoritative","documentation-url":"https://historicengland.org.uk/listing/the-list/list-entry/1005525"}}