{ "layers": [ { "layerId": 0, "layerName": "Sign", "layerType": "Feature Layer", "minScale": 3000000, "maxScale": 0, "legend": [ { "label": "", "url": "b9f32707a0227af2777c2a473d8fa85a", "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAjUlEQVQ4jWNhoDJgwSra0MAk9v6mKD6NbExcv5/0z31HlIGyr64b8999deq7MC9uAz+/fc/AwCBEnAsZGBjeqUszPLPSwGmg+sqjf7GJ4zSQXDBq4KiBowYOcwOZf/9lYP36E4/Wf4xEG/iXiemzwP1XH3gfvcJp3C9uzsdEG/hsyvIbzxgYBPE4DycAAIZXJm5lsMCMAAAAAElFTkSuQmCC", "contentType": "image/png", "groupId": "0", "height": 20, "width": 20 } ], "legendGroups": [ { "id": "0", "heading": "" } ] } ] }