{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Quad Grid Base",
   "layerType": "Feature Layer",
   "minScale": 10000000,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "6125f206e7b2f037446ab79cee9c7aeb",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAANElEQVQ4je3VMQ0AQAzDwLxUsIYUtv21ADLGAG71AKtgI0m2XwIDdhLQrWDBggULHjC5gQ8GrAi/8CIx9AAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20
    }
   ]
  }
 ]
}