{
  "layers": [
    {
      "layerId": 0,
      "layerName": "Some time layer",
      "layerType": "Raster Layer",
      "minScale": 0,
      "maxScale": 0,
      "legendType": "Stretched",
      "legend": [
        {
          "label": "High : Some Value",
          "url": "9632f29a708d14f7ffa6950657169300",
          "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAAAAAAAAAAHqZRakAAAAeElEQVQ4ja3RsQ3CQBQE0TlYhAiQ8B04owD334q7gAACJ0jno4n5BTxp/paxXAfS7eunhHqwPADCfJTBm+oRHnbyZCc31SPMJxls+sr2KM1OrnLydvaSLzvk3asGPgvkxeSBQL7cNRAgG14yQH42OMQfApTeuwr+AYLYEoMMYRRCAAAAAElFTkSuQmCC",
          "contentType": "image/png",
          "height": 20,
          "width": 20
        },
        {
          "label": "",
          "url": "993dab15d066b40b3591f48bd77d5666",
          "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAAAAAAAAAAHqZRakAAAAh0lEQVQ4jbXTsQ3CQBSD4d/KEx26VCg1M7EBW2UDVkpBdZBQIEikSBR3gSWMB/ga27qU/ospJ50VA0+XB0DcaLzgnb0XHDl4wczRCopSbC1XSZEeLg7oINLoBicjCET7MoNpMYPt6nzKRiy5GkER89XoAfHJZnD33oxcQ6TZ6PGHHapWZ8vwA8yIImKpipDXAAAAAElFTkSuQmCC",
          "contentType": "image/png",
          "height": 20,
          "width": 20
        },
        {
          "label": "Low : Some Value",
          "url": "92a46f91e372e90744ce1a7d03335211",
          "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAAAAAAAAAAHqZRakAAAAIUlEQVQ4jWP8+/cvAzUBE1VNGzVw1MBRA0cNHDVwCBkIAEMfAx/78kANAAAAAElFTkSuQmCC",
          "contentType": "image/png",
          "height": 20,
          "width": 20
        }
      ]
    }
  ]
}