{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Road Index",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "2565e61e27b626362fc02964dbb7e7f3",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAC9JREFUOI1jYaAyYBk1cNTAYWtgtyvDf2oYVrqbgZEFxqCGgQwMQyYMRw0c5gYCAIPtBIKaqGDyAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20
    }
   ]
  }
 ]
}