{"geometry":{"type":"MultiPolygon","coordinates":[[[[-0.148197,51.523324],[-0.148095,51.5232],[-0.148005,51.523113],[-0.147964,51.523078],[-0.147868,51.523001],[-0.147784,51.522948],[-0.147534,51.522823],[-0.147391,51.52277],[-0.147257,51.52273],[-0.147116,51.522701],[-0.146939,51.522668],[-0.146858,51.522657],[-0.146811,51.522653],[-0.146787,51.522653],[-0.146703,51.522646],[-0.146571,51.522641],[-0.146522,51.522652],[-0.146509,51.52263],[-0.146542,51.522623],[-0.146516,51.522565],[-0.146276,51.522604],[-0.146354,51.522786],[-0.146512,51.522779],[-0.146685,51.522781],[-0.146744,51.522785],[-0.146854,51.522797],[-0.147001,51.522818],[-0.147115,51.522843],[-0.147187,51.522863],[-0.147294,51.522897],[-0.147442,51.522956],[-0.147573,51.523017],[-0.147665,51.523071],[-0.147753,51.52313],[-0.147784,51.523157],[-0.147822,51.523187],[-0.147845,51.523209],[-0.147852,51.523218],[-0.147903,51.523271],[-0.147962,51.523344],[-0.147975,51.523363],[-0.148197,51.523324]]]]},"type":"Feature","properties":{"entry-date":"1954-09-10","start-date":"1954-09-10","end-date":"","entity":42167212,"name":"83 Portland Place London W1B 1QY","dataset":"listed-building-outline","typology":"geography","reference":"1225959","prefix":"listed-building-outline","organisation-entity":387,"quality":"authoritative","listed-building":"1225959"}}