{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Diffusion Tube Locations",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "2d18fdbe41be8dbb4c03b95f7f4e72f5",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAQxJREFUOI1jYaAyYCFG0VwDhj3iDAztPhcY9lLFwFdfGMy5+Bl2T1Rnv63M8zPD5yzDfooM5ONh+BuhxMD4/sdPtR3PGPZMghic5n2W4RBZBsKAIAcDQ6QSA9Ox1z/VJ15i2LdFm8HP5yrDNrINvPOJgWHLA4ZfAiwMe1IVGRJdzzK8IsuFb78wsPRfYvglyMKwX4OTId7zAsNLXGqJdeEXTU4GfXwGkWQgOzPDT2IMI9pAUsCogRDQq87wmJuFQRDG//CTgWOGNsMXGP/TH4Z3ZTcZ5Ig2kJuFgSNdi4EbXRjGaL/E8IskF1IC6GPg+z8MjKvuMfzFpen3X4Z/JBlYeZNBhHS34TGQEgAAS3BMVP8pjlMAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20
    }
   ]
  }
 ]
}