{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Topo_M1000",
   "layerType": "Raster Layer",
   "minScale": 50000,
   "maxScale": 0,
   "legend": [
    {
     "label": "254 - 1",
     "url": "f985d7261e3d608d85728121538d1c5b",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAA8CAYAAABmdppWAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAApklEQVRYhe2SQQ6DMBADNzSn9v/fRAIpIQVi9xNzWInuA0Yer6vtV4BXY10/LHDf3yxwuVjgue2scmkHm7DMBiuPDit/4YTlhDvU3VngHI3t0KI7nLTyBc8m3JMr34K/HIaHbcNPcaETFnjYLgf8lIBno2XQyndFgbID3mGwQKUHOn1CpVee6RNKNNDZEzr9DvU8oNMn1AOVRQOdHeh/hw/4srLP5ge/ZYAKFiiC0QAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 60,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": "Value"
    }
   ]
  }
 ]
}