{ "layers": [ { "layerId": 0, "layerName": "Existing Noise Walls", "layerType": "Feature Layer", "minScale": 0, "maxScale": 0, "legend": [ { "label": "Decreasing MP", "url": "fe7f2d30fa138247165d458275889079", "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAANElEQVQ4jWNhoDJgGTVwJIThvGcM/6lqIAOVAcuogRQDliQpBkaqGshAZcAyaiDFgOphCABzggNRm7nGswAAAABJRU5ErkJggg==", "contentType": "image/png", "groupId": "0", "height": 20, "width": 20, "values": [ "D" ] }, { "label": "Increasing MP", "url": "a017c8a4ded4b2b86c5f6072f6a964e0", "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAANElEQVQ4jWNhoDJgGTVwJISh5u3//6lqIAOVAcuogRQDluuqjIxUNZCByoBl1ECKAdXDEACYyQRRKZFzfQAAAABJRU5ErkJggg==", "contentType": "image/png", "groupId": "0", "height": 20, "width": 20, "values": [ "I" ] } ], "legendGroups": [ { "id": "0", "heading": "" } ] }, { "layerId": 1, "layerName": "Proposed Retrofit Noise Walls", "layerType": "Feature Layer", "minScale": 0, "maxScale": 0, "legend": [ { "label": "Decreasing MP", "url": "0244fc1c2a93bdb5b79358492e57f130", "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAANElEQVQ4jWNhoDJgGTVwJIThf4aj/6lqIAOVAcuogRQDFkYGa0aqGshAZcAyaiDFgOphCADsAgNRXD9rUQAAAABJRU5ErkJggg==", "contentType": "image/png", "groupId": "0", "height": 20, "width": 20, "values": [ "D" ] }, { "label": "Increasing MP", "url": "1b2990625edf65ccc91c9d843097b3d4", "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAANElEQVQ4jWNhoDJgGTVwJIThUYb//6lqIAOVAcuogRQDFmsGRkaqGshAZcAyaiDFgOphCADsAgNRe+0h+gAAAABJRU5ErkJggg==", "contentType": "image/png", "groupId": "0", "height": 20, "width": 20, "values": [ "I" ] } ], "legendGroups": [ { "id": "0", "heading": "" } ] } ] }