{ "layers": [ { "layerId": 79, "layerName": "Australian Mainland", "layerType": "Feature Layer", "minScale": 36978595, "maxScale": 0, "legend": [ { "label": "", "url": "a0a66dd30a901ae99ccf5f0db334e370", "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPklEQVQ4jWNhKF/6n4GKgAVEfK/3oophnI3bIAZSE7CMGkgxYKHcCFQwaiDlgIUKZqCAUQNHTBhyNm6jmokAWBIGrIknzM8AAAAASUVORK5CYII=", "contentType": "image/png", "groupId": "0", "height": 20, "width": 20 } ], "legendGroups": [ { "id": "0", "heading": "" } ] } ] }