{
 "layers": [
  {
   "layerId": 0,
   "layerName": "rivers",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "da7d114052be167934465f706dd464a4",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAHJJREFUOI1jYaAyYIExHFLeNFBi0IE5Ig1wAx1S3jSoGDHVC4kzkmXYk1v/GBxS3jAcmCPSAHehkDgjg6I+M9kufHb3LwPchdQEowaOGjhq4DAz8Mmtf2Qb8u7lf1QDD8wRaXBIeQMvgsgBKAUssgClAAB17SCN1dDYDwAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20
    }
   ]
  }
 ]
}