{ "layers": [ { "layerId": 4, "layerName": "Common Land", "layerType": "Feature Layer", "minScale": 500000, "maxScale": 0, "legend": [ { "label": "", "url": "a893d21e40c8de4fc25d00a4b86b76e7", "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAP0lEQVQ4jWNZsYLhDAMVAQuIcAzfRxXD9q90ghhITcAyaiDFgIVyI1DBqIGUAxYqmIECRg0cMWG4f6UT1UwEAGJ/Bxd2xnC2AAAAAElFTkSuQmCC", "contentType": "image/png", "groupId": "0", "height": 20, "width": 20 } ], "legendGroups": [ { "id": "0", "heading": "" } ] } ] }