{
 "layers": [
  {
   "layerId": 0,
   "layerName": "City Boundaries",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "7c398b19ce74b134305a5bbca7fd39c3",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAkklEQVQ4jdWUXQqAIBCE52Hv1Xay7GRtN4u1NULQIqYHB1QQ/RzcH8EpBbChrxVAirG0DkmA9rjQk1VrrcmNSbjb4+U3sgZU3ZQDWTKfmED1v2UDlQnMGgNondz6BJxZMFdJbLBcSpTeSgIaMyjpjygr2+EyRmKjNMeIdC7yh3ulGO5nnXEB61xstvgKmlvWffcA/EIbTes3sawAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  }
 ]
}