{ "layers": [ { "layerId": 0, "layerName": "Census 2020 Tracts", "layerType": "Feature Layer", "minScale": 0, "maxScale": 0, "legend": [ { "label": "", "url": "4a9361cc3424ac3d58d0285b8fd4ed11", "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAWUlEQVQ4je3UMQ7AIAxDUSP5VJ3ak8NCr5UqlUBkdsb8CTE8IQZzwgyJcR0aMBTIgHuDjl1ojwK+sO7ofmFWLFCOOhErUI8JRqhAvf8Pfcd8zxQoDOx5ofYBgBEQVZriB4YAAAAASUVORK5CYII=", "contentType": "image/png", "groupId": "0", "height": 20, "width": 20 } ], "legendGroups": [ { "id": "0", "heading": "" } ] }, { "layerId": 1, "layerName": "Census 2020 Block Groups", "layerType": "Feature Layer", "minScale": 0, "maxScale": 0, "legend": [ { "label": "", "url": "076a2c11b7387c483067304634133fd2", "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAATklEQVQ4je3UMQoAIAxD0Qg5mJ5cb1YRVNo5Hfsn6fCQDqUBhsTo3ku0ugdXA4aiGTAP6n+YEguUo07ECtRjghEqUO/tsN97phQO7B+obVy1CM0gby36AAAAAElFTkSuQmCC", "contentType": "image/png", "groupId": "0", "height": 20, "width": 20 } ], "legendGroups": [ { "id": "0", "heading": "" } ] } ] }