{"layers": [
 {
  "layerType": "Feature Layer",
  "layerId": 1,
  "maxScale": 0,
  "legend": [{
   "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAjElEQVQ4jWNhoDJgGTWQYsAybAwsh9JHGRgYjlBqYLlmeHADiPHm6vXfr69ca2VgYOgk10AbUR2tarVAHw4QB0TfWr+l4frKtQy4DGUhYKC1iLYmK2FPUBApIG9Dw5IsAztB3ntz9Xo1zKXQMDxCiQs7X1+5dvT1lWvWMD41vHyEUHIZfjmFaDD4DQQAOrgrVF/54wkAAAAASUVORK5CYII=",
   "groupId": "0",
   "width": 20,
   "label": "",
   "contentType": "image/png",
   "url": "3d86fd45b91e78fc2d4f6ba524d2c795",
   "height": 20
  }],
  "legendGroups": [{
   "heading": "",
   "id": "0"
  }],
  "layerName": "layer1",
  "minScale": 0
 },
 {
  "layerType": "Feature Layer",
  "layerId": 2,
  "maxScale": 0,
  "legend": [{
   "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAjElEQVQ4jWNhoDJgGTWQYsAybAwsh9JHGRgYjlBqYHm0ilkDiHH53dPfl949bWVgYOgk10AbPSHp6lBFIw4QB0Svvn+uYemdUwy4DGUhYKC1rpA0K2FPUBApIG9Dw5IsAztB3rv87mk1zKXQMDxCiQs7L717evTSu6fWMD41vHyEUHIZfjmFaDD4DQQAtSQrlVmLT/AAAAAASUVORK5CYII=",
   "groupId": "0",
   "width": 20,
   "label": "",
   "contentType": "image/png",
   "url": "d7853591a429b24c97b16cabe9e88e99",
   "height": 20
  }],
  "legendGroups": [{
   "heading": "",
   "id": "0"
  }],
  "layerName": "layer22",
  "minScale": 0
 }
]}