{
 "id": "2",
 "name": "2500k GBoundaries",
 "type": "Feature Layer",
 "minScale": "0",
 "maxScale": "0",
 "legend": [
  {
   "label": "boundaries of units and rocks",
   "description": "",
   "imageData": "iVBORw0KGgoAAAANSUhEUgAAACIAAAAiCAYAAAA6RwvCAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAFFJREFUWIXt1jEKACAMxVAr3v/I1kmQ4Kwd8tYugb90zMxWwfgdsBlChpAhZAgZQoaQIVQzpEc8/ZJmZlxDzsNrNaf5yRAyhAwhQ8gQMoTKhCyh3QqCFWydjwAAAABJRU5ErkJggg==",
   "contentType": "image/png"
  },
  {
   "label": "data frame",
   "description": "",
   "imageData": "iVBORw0KGgoAAAANSUhEUgAAACIAAAAiCAYAAAA6RwvCAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAFFJREFUWIXt1jEKACAMxVAr3v/I1kmQ4Kwd8tYugb90zMxWwfgdsBlChpAhZAgZQoaQIVQzpEc8/ZJmZlxDzsNrNaf5yRAyhAwhQ8gQMoTKhCyh3QqCFWydjwAAAABJRU5ErkJggg==",
   "contentType": "image/png"
  }
 ]
}