{ "layers": [ { "layerId": 0, "layerName": "county_projected3857_popdensity", "layerType": "Feature Layer", "minScale": 0, "maxScale": 0, "legend": [ { "label": "", "url": "db11de9a637a3456f35e5185cfcc0416", "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAT0lEQVQ4jWMpLCrczsjE5MBABfD/378DLCDDYjuyOKhh4OKKaQ4sDFQGLKMGUgxYKDcCFYwaSDlgoYIZKGDUwBERhv///TsAKmmpYRjILACcxBNQepoV+QAAAABJRU5ErkJggg==", "contentType": "image/png", "groupId": "0", "height": 20, "width": 20 } ], "legendGroups": [ { "id": "0", "heading": "" } ] } ] }