{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Cavidades Naturais Subterrâneas",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "aab65731e8f4f79a363b8e91250d4992",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAaElEQVQ4je2Q3QmAMAyET7jBMlB2MEN0IEcrVBGp9Mc2T9J7OhLy8RHCOVzA6fAnQDUBIAhmPkBgT0DAAaiX3dmtZclOu2efAGqykdesYskKTDK7LksWgcEOAFtx/xk4GI4eLuAd9x9GLqQTpWCheSUAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  }
 ]
}