{ "layers": [ { "layerId": 0, "layerName": "commercial_waterway", "layerType": "Feature Layer", "minScale": 0, "maxScale": 0, "legend": [ { "label": "", "url": "3c0cfe028cb1dad726243250aff2afc6", "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAALklEQVQ4jWNhoDJgGTVw1MBBY+D///+pYhojIyONXMjIyEhdA6kIRg0cNZAMAAB0XwNUGSlQbAAAAABJRU5ErkJggg==", "contentType": "image/png", "groupId": "0", "height": 20, "width": 20 } ], "legendGroups": [ { "id": "0", "heading": "" } ] } ] }