{
 "layers": [
  {
   "layerId": 0,
   "layerName": "CSXMileposts",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "a3b0ec5068231bb489beac321c9b66c2",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADxJREFUOI1jYaAyYIHS/6lkHiMLYTWkARQDV+STZ0jERBwGUgOMGjhq4KiBw9BA5FKDKgZSA8AMZKSWgQBQ+AQ7oW+R/gAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20
    }
   ]
  }
 ]
}