{
 "layers": [
  {
   "layerId": 0,
   "layerName": "PM2.5 Population weighted average µg/m3  (2019)",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "> 25",
     "url": "99831a54469a0ebf039634c2665a8ac0",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAT0lEQVQ4jWPJYWPQZWRg1mGgAvjP8PcKC8iwfwz/IqlhIBMD83IWBioDllEDKQYslBuBCkYNpBywUMEMFDBq4IgIw/8Mf6+ASlpqGAYyCwAb/A1tGQXeIQAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      -999
     ]
    },
    {
     "label": "20 - 25",
     "url": "42985918bf3468abef54cb236fac408b",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAATklEQVQ4jWOZ7yKo+5+RQYeBCoDxP8MVFrBh//5HUsPA/0yMy1kYqAxYRg2kGLBQbgQqGDWQcsBCBTNQwKiBIyIMGf8zXAGVtNQwDGQWACjCDu6VLXutAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      5
     ]
    },
    {
     "label": "10 - 20",
     "url": "f54fc747a969a490431af6822cfd0afa",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAT0lEQVQ4jWO51KSky8rKoMNABfD7N8MVFpBh//4xRFLDQFZWhuUsDFQGLKMGUgxYKDcCFYwaSDlgoYIZKGDUwBERhr9/M1wBlbTUMAxkFgDNrw51E7KsSQAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      10
     ]
    },
    {
     "label": "5 -10",
     "url": "e1ba11237b3eea10e4b460b5464becf5",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAATUlEQVQ4jWP5sttOl+k/ow4DFcA/xv9XWCCG/Y+khoFM/xmXszBQGbCMGkgxYKHcCFQwaiDlgIUKZqCAUQNHRBj+Y/x/BVTSUsMwkFkAvfIR5/NOADgAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      20
     ]
    },
    {
     "label": "< 5",
     "url": "847149de2529050038367d01644b0b18",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAATUlEQVQ4jWP5eTdal5mBRYeBCuAvw58rLBDD/kVSw0BmBpblLAxUBiyjBlIMWCg3AhWMGkg5YKGCGShg1MAREYZ/Gf5cAZW01DAMZBYAUYcOL5jSPtQAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      25
     ]
    },
    {
     "label": "No date",
     "url": "681f221ea749a43b5b97bb997a06897c",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAATUlEQVQ4je3UoRXAMAxDwQBpm3agTtiFQj2JgPsMgy1W/wEOCAgRcZO8liFJG4Vl5uMASb5Y5jBgO/SJswH7wWAcDfiLDSXteloHVtYHg4oTnIXDmRYAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      5000
     ]
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": "PM2.5 population weighted average ug/m3"
    }
   ]
  },
  {
   "layerId": 3,
   "layerName": "GDP per capita, Euro (2017 - 2019)",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "> 50000",
     "url": "1df6421e9e34eda51266a692bdf87d45",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4jWP5/7/EgYGBAYSpAQ6wQAz7X08d8xgZQAZSFbCMGkgxYKHcCFQwaiDlgIUKZqCAUQNHShgeAJW0VAIHAN7wB0McsqMGAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      0
     ]
    },
    {
     "label": "25 000 - 50 000",
     "url": "bab2f9afc7faf2c87ae5cc5e17611562",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPUlEQVQ4jWP5/5/BgYEBjKkBDrBADaunkoEMIAOpClhGDaQYsFBuBCoYNZBywEIFM1DAqIEjJQwPUNG8AwAFwgXOXgdM7QAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      5000
     ]
    },
    {
     "label": "10 000 - 25 000",
     "url": "9847be43f7aad189cf0d6dae7da97917",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAASElEQVQ4jWN5fVnCgYHpnwMDNcA/pgMsUMPqqWIg0z8GFgYqA5ZRAykGLJQbgQpGDaQcsFDBDBQwauDICMN/TAdAJS1VANAsAK0hDKZFA6EOAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      10000
     ]
    },
    {
     "label": "5000 - 10 000",
     "url": "fd0ec9176c9427f94171f201a59edc77",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAATUlEQVQ4jWPZvdzEgenfPwcGKoB/TEwHWMCGMTLUU8NApn//GFgYqAxYRg2kGLBQbgQqGDWQcsBCBTNQwKiBIyIM/zExHQCVtNQAILMAWWUQZfAEbbMAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      25000
     ]
    },
    {
     "label": "< 5000",
     "url": "aa31d9a907f734113984abc9be733317",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAASUlEQVQ4je3UMREAIAxD0dCLLAacgQcMVRlwjMzNRr+AN2QI56gNWA2SzHmxstEV3C4LhDgmGI5x4i3BeBQYTwl+sqH5fVpN5gfmlgwd50b85wAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      50000
     ]
    },
    {
     "label": "No data",
     "url": "e23465133dea482c292130c1d611c1fd",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAASUlEQVQ4je3UsQ0AIAwDwcjyYGzGamySTSyEREMdd+QHuMKFmZkDwAhDkhYvNh0ggGCYY4PlWCfeGqxHg/HU4BcbSlrnaR0dawNC1A9zVeGY9gAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      1000000
     ]
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": "GDP per capita"
    }
   ]
  }
 ]
}