{
  "type": "FeatureCollection",
  "features": [
    {
      "type": "Feature",
      "properties": {
        "name": "217021538, Cromwell Road",
        "marker-color": "#00ff00"
      },
      "geometry": {
        "type": "Point",
        "coordinates": [
          -0.17840462740075932,
          51.49512096337961
        ]
      }
    }
  ]
}