{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Aerial Photo Grid",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "229a5b281a5782f30acb5edf9f35aa22",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAT0lEQVQ4jWNZtKC/hZXljwMDFcDvPywHWECGqSm9tKaGgbfuiTOwMFAZsIwaSDFgodwIVDBqIOWAhQpmoIBRA0dEGP7+w3IAVNJSA4DMAgAccBJrkJBKnAAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 1,
   "layerName": "1:24000 Map Grid",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "229a5b281a5782f30acb5edf9f35aa22",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAT0lEQVQ4jWNZtKC/hZXljwMDFcDvPywHWECGqSm9tKaGgbfuiTOwMFAZsIwaSDFgodwIVDBqIOWAhQpmoIBRA0dEGP7+w3IAVNJSA4DMAgAccBJrkJBKnAAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 2,
   "layerName": "Historic Grid (1:24000)",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "a27408edf4329311833d74d709e8d3f5",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAATklEQVQ4jWN58iSr5cf3fw4MVAAcnEwHWECGbVjz3JoaBgaESDKwMFAZsIwaSDFgodwIVDBqIOWAhQpmoIBRA0dEGHJwMh0AlbTUACCzANzRD9JOjXYuAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 3,
   "layerName": "Historic Grid (1:62500)",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "dcff121a8b0aff54878461fc518b1400",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAUElEQVQ4jWPZdPlay58fXxwYqABYOHgOsIAMu7en1ZoaBiq5VDOwMFAZsIwaSDFgodwIVDBqIOWAhQpmoIBRA0dEGLJw8BwAlbRUMYyD5wAAwV8QJK0ed80AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  }
 ]
}