{ "layers": [ { "layerId": 0, "layerName": "nature_obj_utm", "layerType": "Feature Layer", "minScale": 9244649, "maxScale": 0, "legend": [ { "label": "", "url": "adb841717bf87e754fd53a183a7edbb1", "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4jWNhoDJgGTVw1EAGBgYGhv9ofEZKDPzP0O6LKlK5+T8+Q4dHGFLVQEZomKGKUWAgQQPIMZAkMGrgIDQQAMJEB34VF/RxAAAAAElFTkSuQmCC", "contentType": "image/png", "groupId": "0", "height": 20, "width": 20 } ], "legendGroups": [ { "id": "0", "heading": "" } ] } ] }