{ "layers": [ { "layerId": 0, "layerName": "Street Centerline", "layerType": "Feature Layer", "minScale": 0, "maxScale": 0, "legend": [ { "label": "", "url": "7a12cbb235190c28f3826b970dca443b", "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYCQbuHHjxgZKDPL392+grQv9oTZQzUBqARaqmQQFowZSDgZ/GAIAeA0FvjnxAXQAAAAASUVORK5CYII=", "contentType": "image/png", "groupId": "0", "height": 20, "width": 20 } ], "legendGroups": [ { "id": "0", "heading": "" } ] }, { "layerId": 1, "layerName": "Street Sub Segment", "layerType": "Feature Layer", "minScale": 0, "maxScale": 0, "legend": [ { "label": "", "url": "42181a7077129a4ee6877202fd1e7ab4", "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAARklEQVQ4je3RwQkAMAhD0SAO1gUyrQs4mfTcsykU6h/gEYhDnA/YzvvE2a9gRKyqWh3IzJJk3llIMgGkDFTmUg0DKnr/lA3Ahwq4w6lAXwAAAABJRU5ErkJggg==", "contentType": "image/png", "groupId": "0", "height": 20, "width": 20 } ], "legendGroups": [ { "id": "0", "heading": "" } ] } ] }