{
 "layers": [
  {
   "layerId": 0,
   "layerName": "ZSJ",
   "layerType": "Feature Layer",
   "minScale": 500001,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "0f0eddf40a72eb8939a481508c8f6fd7",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAA40lEQVQ4jeVUwQ2DMBDzSRkBpmAI0h1gnpJ1CjsAQzAFQ1zlAG0CfFDzqFp/IJfDOBfLRlV7OGfRNIhgLdD328qJiG9QgEUbN8MJ4PcNgBHTtNsHkOfhagjex2MzBlUlYWm2Px/QtoDIobwp2UOBO5VTYRp0HZBlMLrOQ+JjXUdd+wcVcsgk+4xwRboj/yFh2y63DOCWhLCqHE1voErbDGcmvgIR8U6hQjq8/H3b6CttnAOKIgVnuYTDPge/dYZ2TWImb3TbaxrRCW8wWR6PsDJutgsV8kOacw/W48if5zNxPsmfohc4/TyM1zgAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  }
 ]
}