{"layers": [ { "layerType": "Feature Layer", "layerId": 0, "maxScale": 0, "legend": [{ "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPklEQVQ4jWNZwcDwn4GKgAVEhO/bRxXDVjo5QQykJmAZNZBiwEK5Eahg1EDKAQsVzEABowaOGANXOjlRzUQAfOUGJVpUEtAAAAAASUVORK5CYII=", "groupId": "0", "width": 20, "label": "", "contentType": "image/png", "url": "350ee3880e13a0a46df6e8b254834d02", "height": 20 }], "legendGroups": [{ "heading": "", "id": "0" }], "layerName": "Demographics By Census Block", "minScale": 0 }, { "layerType": "Feature Layer", "layerId": 1, "maxScale": 0, "legend": [{ "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPklEQVQ4jWMpcOn8z0BFwAIiKqrKqGJYR1sXxEBqApZRAykGLJQbgQpGDaQcsFDBDBQwauCIMbCjrYtqJgIAKvIHJXyolKgAAAAASUVORK5CYII=", "groupId": "0", "width": 20, "label": "", "contentType": "image/png", "url": "724ee5f1a6fefb691693e745773277de", "height": 20 }], "legendGroups": [{ "heading": "", "id": "0" }], "layerName": "Demographics By Census Block Group", "minScale": 0 }, { "layerType": "Feature Layer", "layerId": 2, "maxScale": 0, "legend": [{ "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPklEQVQ4jWNh8F3xn4GKgAVEFKeGU8Ww3tkrIQZSE7CMGkgxYKHcCFQwaiDlgIUKZqCAUQNHjIG9s1dSzUQAY8YHFiwdC3MAAAAASUVORK5CYII=", "groupId": "0", "width": 20, "label": "", "contentType": "image/png", "url": "eed9337d1c55c0f70a60e83a4fa8055a", "height": 20 }], "legendGroups": [{ "heading": "", "id": "0" }], "layerName": "Demographics By Census Tract", "minScale": 0 } ]}