{ "layers": [ { "layerId": 0, "layerName": "High Pressure Gas Pipeline", "layerType": "Feature Layer", "minScale": 0, "maxScale": 0, "legend": [ { "label": "", "url": "fec42a4824f5cfb4f00abfdfa8dd8a97", "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAuklEQVQ4je3SMQ4BURCA4X94hcJGI+7BCVxg3+p0rmI1EnfQaTX79gB6jUavkGhFKCSSHVliE4XEWoXgb+Zlii9TPMObM3+wcOZ7wbbOTJVDV9BGiWQaSWddCPTYT4EgfSeU+766Zix2lYFWo/B5ruQpesGuaU2RHjB46UJFT5cBctsJuktnBjoJclwIvrotMEzPBeYVjuM7MG+x2JHVaALUWyyWoYRJITDNSbABNu4j/+GjDG/O/B54BuwSMH75z5UCAAAAAElFTkSuQmCC", "contentType": "image/png", "groupId": "0", "height": 20, "width": 20 } ], "legendGroups": [ { "id": "0", "heading": "" } ] } ] }