{
 "layers": [
  {
   "layerId": 0,
   "layerName": "USGS Degree Block",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "80c336a5a37f1d49b5043af8e137595f",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAUUlEQVQ4je3UsRHAIAwEwQu+L1wapZnK7JEzAxGvDC7Xzih5AQ+JKRPrwRtorFWAqwcDq4tgnYEp6YB28ol/B/TT3mAx1iZuBzDm55sgp/SXXyOJBs/qaF3JAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 1,
   "layerName": "USGS Index Grid 250K",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "ad4798720cac6843207e2c6e464d78d7",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAUElEQVQ4je3UsQ2AMAxE0V/cYNkMsZk3SwQFgihVzh3+vZ/k5gR0ElMmNoMnEOzVgGMGwwBZgSmpQDv5xLcC/fRvsBnOc/sGr/m5J8gp/eUB7wIGzVGvX7wAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 2,
   "layerName": "USGS Index Grid 100k",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "13768eb1d4cc0ee56bd63919708eb6c3",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAATElEQVQ4je3UIQ4AIAxD0YoeDE4ON4NUQDbdyX1FEC8EUQI4KIzhvE1rRFDYNMElNL6wJDZoR5/INejHAiPVoN/7Q42j9swpDey/cLsNrQXPp9cQngAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 3,
   "layerName": "USGS Index Grid Quad",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "13768eb1d4cc0ee56bd63919708eb6c3",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAATElEQVQ4je3UIQ4AIAxD0YoeDE4ON4NUQDbdyX1FEC8EUQI4KIzhvE1rRFDYNMElNL6wJDZoR5/INejHAiPVoN/7Q42j9swpDey/cLsNrQXPp9cQngAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 4,
   "layerName": "USGS Index Grid Quarter Quad",
   "layerType": "Feature Layer",
   "minScale": 550000,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "4b2f487c66990e232fee1fc0b61d0eb5",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAUUlEQVQ4je3UsQ3AIAxE0V/cXmE0RksmA1kCFOpz6S9Z7l7hwgIGiWntF/hM6wHaBgPrJtj/YFoq0E4+cVegnxKMqwL99g3jObr/MIwDtjV2E/kIBs9u6WuuAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 5,
   "layerName": "USGS Index Grid QQQ",
   "layerType": "Feature Layer",
   "minScale": 550000,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "dc76f690a446486c5251e192d81b328c",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAATklEQVQ4je3UsQnAMAxE0V/cYN5MZDNvZpNgQVyfSn0Q6l6hQgIWhensB5imNYBIcBaA/MGy1KCdfOKuQT8VGFcN+uUN3+fo9hkJxhm7DcPmBs0lsZ6yAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 6,
   "layerName": "USGS Index Grid QQQQ",
   "layerType": "Feature Layer",
   "minScale": 550000,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "a269fc111a30404712f3cb48f0cc11b7",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAV0lEQVQ4je3UsQnAMAxE0StuMI9zW5hsoXG8WUJADnF9KvVBqHuFClHSjcKY+wKwTGsAmBtcEWGBkvAHy2KDdvSJswb9WGAcNei3bzjynzm9D/YDZ47dA9yNDD2DeSmmAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  }
 ]
}