{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Traffic Sign",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "eec7179667b51c8abe9305235771cd00",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAkElEQVQ4je2QMQ6DMAxF38Bahq6MwD0Y6amSnoqOuUfSMauH5AJdQoVUKRDomCdFViTr+dsNf6apwir8olM16V0S6qF7KACJVklwz82AYuF0bwfVdzMAPTNv/1LOL9vUhcLbuNNSJvxBooXMHfeE2vkFiVatSdMNTwsBtARnJLhp/eeaj65scqnOCA9Thdf5ABoDKiEVhmlvAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  }
 ]
}