{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Town Hall",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "ef8d0a170f2245d5d387d27a6289a9dd",
     "imageData": "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",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  }
 ]
}