{ "layers": [ { "layerId": 0, "layerName": "TWDB_River_Basins", "layerType": "Feature Layer", "minScale": 0, "maxScale": 0, "legend": [ { "label": "", "url": "12b83f7afa70ed0a67a9855808c6507d", "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAUElEQVQ4jWNhUCv+z0BFwMLAwMCgpqvAoKanQJFBty49YLh1+QHUQD0FBu8oe4pdBzeQmmDUwFEDRw0cNZCOBt669IBig2BmQAy8DCltqQEA6T8WAAmZBNgAAAAASUVORK5CYII=", "contentType": "image/png", "groupId": "0", "height": 20, "width": 20 } ], "legendGroups": [ { "id": "0", "heading": "" } ] } ] }