{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Contours - 2006",
   "layerType": "Feature Layer",
   "minScale": 10000,
   "maxScale": 0,
   "legend": [
    {
     "label": "Hidden",
     "url": "f54d41d6a62a70330e1ff1911abd1944",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPklEQVQ4jWNhoDJgGTWQYsBCuRGoYNRAKobh/1UM/5ElGMMYGJH5hOQxDMSlgFh5GBiNZcoBCxXMYBjhBgIAR6UHATkYwB8AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "TPO_HIDDEN_CONTOUR_L"
     ]
    },
    {
     "label": "Index",
     "url": "70cf873769c3bf83aa569972b2ee1c78",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPUlEQVQ4jWNhoDJgGTWQYsBCuRGoYNRAKoXhsxkM/6lgFoNUBgMjC4zBQCXAQi2DYGDUQMoBCxXMGGIGAgDI+gPUgHcb+wAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "TPO_INDEX_L"
     ]
    },
    {
     "label": "Intermediate",
     "url": "c31198e46133a71c2c1ebcbe20fb8ccc",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPUlEQVQ4jWNhoDJgGTWQYsBCuRGoYNRAKoXhigKG/1QwiyFiAgMjC4zBQCXAQi2DYGDUQMoBCxXMGGIGAgDMqQQ6agd/wAAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "TPO_INTERMEDIATE_L"
     ]
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  }
 ]
}