{ "layers": [ { "layerId": 0, "layerName": "RiosPrincipais", "layerType": "Feature Layer", "minScale": 0, "maxScale": 0, "legend": [ { "label": "", "url": "23aa0d38e1db965d057b4cbfff46f97c", "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAARElEQVQ4jWNhoDJgGTWQYsBCuRGoYKQaGFCxvOH/f0Z7SgxiZPx/cENHZANtXLihI7KBqgZSE7BQ1TSGUQOpAQZ/pAAAdh0KYjy5bccAAAAASUVORK5CYII=", "contentType": "image/png", "groupId": "0", "height": 20, "width": 20 } ], "legendGroups": [ { "id": "0", "heading": "" } ] } ] }