{"layers": [{
 "layerType": "Feature Layer",
 "layerId": 0,
 "maxScale": 0,
 "legend": [{
  "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAP0lEQVQ4jWP5uyP5PwMVAQuIYPaYy0gNw/7uSP4PNpCagGXUQIoBC+VGoIJRAykHLFQwAwWMGjhiDPxLxWoAAJKLCn/2a2DSAAAAAElFTkSuQmCC",
  "groupId": "0",
  "width": 20,
  "label": "",
  "contentType": "image/png",
  "url": "ae3d7f8d79e4335962e3653bb729733f",
  "height": 20
 }],
 "legendGroups": [{
  "heading": "",
  "id": "0"
 }],
 "layerName": "NBMG_24K",
 "minScale": 750000
}]}