{ "layers": [ { "layerId": 0, "layerName": "LEVEE_LINE", "layerType": "Feature Layer", "minScale": 0, "maxScale": 0, "legend": [ { "label": "", "url": "b07ce9ddc3cf7d9b8480ae422f84a83e", "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADJJREFUOI1jYaAyYBk1cNTAwWTgIQah/5QYZMfwjhHFQGoBuIEwG6hmILXAqIGjBpIBAGNfBH53R0ZoAAAAAElFTkSuQmCC", "contentType": "image/png", "height": 20, "width": 20 } ] } ] }