{
 "layers": [
  {
   "layerId": 4,
   "layerName": "Spot Elevation",
   "layerType": "Feature Layer",
   "minScale": 6701,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "4c156069b0f864dc4bd1dbbd3f7beaa3",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAkElEQVQ4je3OMQ4BURQF0PNjCoXWNjQqFQkLsATrsQKJTaAQhcYeLMAeFCr5Cgr5JmMmMwXiNi+5eTnvZRpO9gdfEu87M5wC+9og2lhirSGwUr4QjMzRe6pajzmI7JL1RWBVCKKPYU7fxSTptm8/DIyTjzs4YxOY5hwqBuvmN8ArDjg2AgYuGJXBSoFV8/ngDfpuEuRLlyebAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 5,
   "layerName": "Water Elevation",
   "layerType": "Feature Layer",
   "minScale": 6701,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "db8d14257db0baf82935fae71b7ab7cb",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAj0lEQVQ4je3OMQ4BQRQG4G9iC4XWNTQqFQkHcIQ9jxNIXAKFKDTu4ADuoFDJaBRsJtndmALxN5P3Z/K9V8ic4g8mEguUOBMOGUBdrLBBFrBVvhKMCwyeis7jHRH3lc9LwroGNMQ40fcxq3S7BheG6esce7hgS5gnFtWB7+U3wBuOOGUCwxWTJlhDsF0+H7wD8mwS5Fia0ZIAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  }
 ]
}