{
 "layers": [
  {
   "layerId": 0,
   "layerName": "test",
   "layerType": "フィーチャ レイヤー",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "54788781cb5e00c4be225b1f5a409e8a",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAS0lEQVQ4jWMpKszfzsTI5MBABfDv/78DLEyMTA4daa4c1DCwYtZuBxZqGIQMRg0cNXDUwFEDRw2EGvjv/78DFbN2O1DDsH///x0AAJAmE2qkXT4ZAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20
    }
   ]
  }
 ]
}