{"geometry":{"type":"MultiPolygon","coordinates":[[[[-0.183082,51.554679],[-0.183142,51.554789],[-0.183186,51.554779],[-0.183177,51.554761],[-0.183165,51.554764],[-0.183157,51.554748],[-0.183288,51.554722],[-0.183282,51.554713],[-0.183407,51.554687],[-0.183422,51.554716],[-0.183546,51.55469],[-0.183486,51.554575],[-0.183222,51.554621],[-0.183235,51.554644],[-0.183145,51.554663],[-0.183124,51.554658],[-0.183097,51.554664],[-0.183082,51.554679]]]]},"type":"Feature","properties":{"entry-date":"2025-11-03","start-date":"1974-05-14","end-date":"","entity":42116109,"name":"(North side) No.23 Old Frognal Court","dataset":"listed-building-outline","typology":"geography","reference":"LB542","prefix":"listed-building-outline","organisation-entity":"90","quality":"authoritative","listed-building":"1113090"}}