{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Street Pavement",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "Parking Lot",
     "url": "ea164c44a981efb12a627e06b50ceb9f",
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     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "Commercial Driveway",
      "Parking Lot"
     ]
    },
    {
     "label": "Street",
     "url": "51ca3c3df60860be57a08dd3b1a7a70d",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAS0lEQVQ4jWO5e/fKVAYGRgcGqoD/B1hAhgkKCWtRw7j3794ysDBQGbCMGkgxYKHcCFQwaiDlgIUKZqCAUQNHSBj+PwAqaakD/h8AAAshDydgFZCvAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
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      "Bridge"
     ]
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": "Use"
    }
   ]
  }
 ]
}