{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Mined Out Areas",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "df9a71b0d055727a37f9fa7908370043",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAASklEQVQ4jWPJzy7czvSfyYGBCuAf478DLEz/mRwsphVzUMPAE1m9DizUMAgZjBo4auCogaMGjhoINfAf478DJ7J6Hahh2D/GfwcAT6MSV23rPbYAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20
    }
   ]
  }
 ]
}