{ "layers": [ { "layerId": 0, "layerName": "Road Emissions", "layerType": "Feature Layer", "minScale": 0, "maxScale": 0, "legend": [ { "label": "High Priority", "url": "5d855478f9392c0b75e5f194621e74ef", "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAOUlEQVQ4jWNhoDJgGTVw1MDBYuBTBoYGJgYGe0oM+sfAcFCagaGBNi6UZmBooKqB1ASjBo4aSAYAAPSBBOylDxIIAAAAAElFTkSuQmCC", "contentType": "image/png", "height": 20, "width": 20, "values": [ "High Priority" ] }, { "label": "Moderate Priority", "url": "98d2ed89e4264cc9be1c15bfa8b43491", "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAOUlEQVQ4jWNhoDJgGTVw1MDBYuBThpUNTAyM9pQY9I/h/0FphvAG2rhQmiG8gaoGUhOMGjhqIBkAAHYfB0Psq0uJAAAAAElFTkSuQmCC", "contentType": "image/png", "height": 20, "width": 20, "values": [ "Moderate Priority" ] }, { "label": "Low Priority", "url": "d17c2ae72472745a7d9184b409bac243", "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAOUlEQVQ4jWNhoDJgGTVw1MDBYuDT6QwNTIwM9pQY9O8/w0HpTIYG2rhQOpOhgaoGUhOMGjhqIBkAAKY8B1Ul3YRhAAAAAElFTkSuQmCC", "contentType": "image/png", "height": 20, "width": 20, "values": [ "Low Priority" ] }, { "label": "Lowest Priority", "url": "defcfa645f4a718b7ee7d815d3bcbb16", "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAOUlEQVQ4jWNhoDJgGTVw1MDBYmDa2dUNjIwM9pQY9P8/w8FZxqENtHHhLOPQBqoaSE0wauCogWQAAKw7CPM+zB/OAAAAAElFTkSuQmCC", "contentType": "image/png", "height": 20, "width": 20, "values": [ "Lowest Priority" ] }, { "label": "Unknown", "url": "e2d9a84030def268bb639a62c4e8e849", "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAOUlEQVQ4jWNhoDJgGTVw1MDBYmBjY2MDExOTPSUG/fv372B9fX0DbVxYX1/fQFUDqQlGDRw1kAwAAMSbCk4tfE/PAAAAAElFTkSuQmCC", "contentType": "image/png", "height": 20, "width": 20, "values": [ "Unknown" ] } ] } ] }