{ "layers": [ { "layerId": 0, "layerName": "Water Quality of Rivers 2023 (CWC)", "layerType": "Feature Layer", "minScale": 0, "maxScale": 0, "legend": [ { "label": "", "url": "e5e7dbcb9647e90761ef34d9c010d8bc", "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAh0lEQVQ4jWNhoDJgGTWQYsAybAxsgNIHoJgiAxssQzTrQYwn117XP772phHJApINdJDVEqm3DNGAcjUYjq+5UX98zXUGXIayEDJQRkuUgBIKI+XJtdcM+MKRhYD+BpD3QGEHcyk0DMk2EAQaHl97c+DxtTcOYB6eCCHFywSTy/DLKUSDwW8gAPxAKVTRDbGBAAAAAElFTkSuQmCC", "contentType": "image/png", "groupId": "0", "height": 20, "width": 20 } ], "legendGroups": [ { "id": "0", "heading": "" } ] }, { "layerId": 1, "layerName": "Time Series River Water Quality 2020_2025", "layerType": "Feature Layer", "minScale": 0, "maxScale": 0, "legend": [ { "label": "", "url": "b284f3d2fb50143af5d995f4bb2209b5", "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAg0lEQVQ4jWNhoDJgGTWQYsAybAxsgNIHoJgiAxscRKTrQYwH3z7XP/j2qRHJApINdFDg4qt3EJGGCxx487T+wJunDLgMZSFsIC8BJRRGyoNvnxnwhSMLAf0NIO+Bwg7mUmgYkm0gCDQ8+PbpwINvnxzAPDwRQoqXCSaX4ZdTiAaD30AAZEAqAE1UizwAAAAASUVORK5CYII=", "contentType": "image/png", "groupId": "0", "height": 20, "width": 20 } ], "legendGroups": [ { "id": "0", "heading": "" } ] } ] }