{ "layers": [ { "layerId": 0, "layerName": "Radon potential ranking", "layerType": "Feature Layer", "minScale": 0, "maxScale": 0, "legend": [ { "label": "Low", "url": "1bf9166b878a16762096ddb94b9063b1", "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAANElEQVQ4jWN59/7+fwYqAhZqGgYCowZSDlioYAYKGDWQcsBCBTNQwKiBlAMWKpjBMMINBACjewQMmxbGSQAAAABJRU5ErkJggg==", "contentType": "image/png", "groupId": "0", "height": 20, "width": 20, "values": [ "1" ] }, { "label": "Moderate", "url": "0598a59f71cb6d030df511dad172e486", "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAANElEQVQ4jWN5fGzefwYqAhZqGgYCowZSDlioYAYKGDWQcsBCBTNQwKiBlAMWKpjBMMINBADACgOXvkOkgAAAAABJRU5ErkJggg==", "contentType": "image/png", "groupId": "0", "height": 20, "width": 20, "values": [ "2" ] }, { "label": "High", "url": "355ea5fc8de4fc0bb1d7abcb8d113795", "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAM0lEQVQ4jWOZnuzxn4GKgIWahoHAqIGUAxYqmIECRg2kHLBQwQwUMGog5YCFCmYwjHADAU4gApIoNOolAAAAAElFTkSuQmCC", "contentType": "image/png", "groupId": "0", "height": 20, "width": 20, "values": [ "3" ] } ], "legendGroups": [ { "id": "0", "heading": "" } ] } ] }