{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Boreholes",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "92de8e5a55e90d74f50a79504629d846",
     "imageData": "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",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  }
 ]
}