{ "layers": [ { "layerId": 0, "layerName": "Bridges and Overpasses", "layerType": "Feature Layer", "minScale": 72225, "maxScale": 0, "legend": [ { "label": "", "url": "52491964e8017fa4bbdd43b9bfd3c93a", "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAbUlEQVQ4jc2UQQrAIAwE55B/mZ+pL6v+rFgqWCm0hxWcmxIHN5AYKTlw8CTzTgBafacAdTzbVNCJ/MPn900oxcS+oBb6kshBLXShr6gj1yU9LMrYdo+OVCjFdhfG7X/I9qOX58jzSh/5Wv/X3QmyvxEQDMn0PAAAAABJRU5ErkJggg==", "contentType": "image/png", "groupId": "0", "height": 20, "width": 20 } ], "legendGroups": [ { "id": "0", "heading": "" } ] } ] }