{ "layers": [ { "layerId": 0, "layerName": "Evacuation Routes", "layerType": "Feature Layer", "minScale": 0, "maxScale": 0, "legend": [ { "label": "", "url": "6cc8829429264ad50febad0386ddfc7f", "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAUUlEQVQ4jWNhoDJgGTVw1EAyDfRZfNmBGoZtidU9wOKz+LID43/G/dQw0GfxZUfqe3lLrO4Bn8WXHalh2JZY3QMsMAY1DGRgGDLJZtTAwWUgAGJcEhOa50q7AAAAAElFTkSuQmCC", "contentType": "image/png", "groupId": "0", "height": 20, "width": 20 } ], "legendGroups": [ { "id": "0", "heading": "" } ] } ] }