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     "height": 20,
     "width": 20
    },
    {
     "label": "+60 to +80%",
     "url": "8ac163e5c93944e9a672941372a4fe7e",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADlJREFUOI1jYaAyYKGlgf+pYB4jigv/11NgUiOEpqmXRw0cNXDUwFEDsRsIK4LIBIzoBjJSZBwUAACLIwPVgadrdwAAAABJRU5ErkJggg==",
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     "height": 20,
     "width": 20
    },
    {
     "label": "+80 to +100%",
     "url": "fc093984922be0972d3162f7951ae2fc",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADlJREFUOI1jYaAyYKGlgf+pYB4jigv/h1Jg0moITVMvjxo4auCogaMGYjcQVgSRCRjRDWSkyDgoAACZkwP/r1UNTQAAAABJRU5ErkJggg==",
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     "height": 20,
     "width": 20
    },
    {
     "label": "No sealing in both reference years",
     "url": "98fb6d62c20377d8d861e56ede28766f",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADZJREFUOI1jYaAyYKGlgf+pYB4jugsZKTDsPwMDjb08auCogaMGjhqI00BKykRGdAMpKQvhAABd0QNSDPGCHwAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20
    },
    {
     "label": "Unclassifiable",
     "url": "a69583eeb29c87aba7f8f1027cc8659e",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAD1JREFUOI1jYaAyYKGlgf+pYB4jigtXMjwj26RwBikGBgYae3nUwFEDRw0cNRC7gbAiiEzAiG4gIyWmwQAAhIcDxPC+R+IAAAAASUVORK5CYII=",
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     "height": 20,
     "width": 20
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   "layerName": "HRL - Imperviousness Change (IMC) 2006-2012 - 20m",
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   "minScale": 0,
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   "legend": [
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     "label": "-80 to - 100 %",
     "url": "0c5eb5c0912caf2a6e18eeddc5ecbbb8",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADpJREFUOI1jYaAyYKGlgf+pYB4jigvNV5Bv0skICE1TL48aOGrgqIGjBmI3EFYEkQkY0Q1kpMg4KAAAwpMEdNuyjlgAAAAASUVORK5CYII=",
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     "height": 20,
     "width": 20
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    {
     "label": "-60 to - 80 %",
     "url": "3811b95f706c9b883182ddc8aaec5ad0",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADpJREFUOI1jYaAyYKGlgf+pYB4jigsDt5Jv0npvCE1TL48aOGrgqIGjBmI3EFYEkQkY0Q1kpMg4KAAAtREETSlMuS4AAAAASUVORK5CYII=",
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     "height": 20,
     "width": 20
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    {
     "label": "-40 to - 60 %",
     "url": "04ce7e47754845c427c1d8dafb5896cc",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADpJREFUOI1jYaAyYKGlgf+pYB4jigvzjpJv0iRrCE1TL48aOGrgqIGjBmI3EFYEkQkY0Q1kpMg4KAAApXwEIB/WLAgAAAAASUVORK5CYII=",
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     "height": 20,
     "width": 20
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    {
     "label": "-20 to - 40 %",
     "url": "256ad52a79a7d968dd51a9ea1085f578",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADpJREFUOI1jYaAyYKGlgf+pYB4jigu7L5JvUqk+hKapl0cNHDVw1MBRA7EbCCuCyASM6AYyUmQcFAAAl0cD9z2wai4AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20
    },
    {
     "label": "-1 to - 20 %",
     "url": "3b487bf699d44f315544149948da0be6",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADpJREFUOI1jYaAyYKGlgf+pYB4jigs3PCTfpAB5CE1TL48aOGrgqIGjBmI3EFYEkQkY0Q1kpMg4KAAAhOoDwsfgQr0AAAAASUVORK5CYII=",
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     "height": 20,
     "width": 20
    },
    {
     "label": "Existing sealing (unchanged)",
     "url": "55d1416f14c41fa93c164b3684814ad6",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAD1JREFUOI1jYaAyYKGlgf+pYB4jigs3b95Mtkm+vr4MDAw09vKogaMGjho4aiB2A2FFEJmAEd1ARkpMgwEAADQFOl2vWSoAAAAASUVORK5CYII=",
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     "height": 20,
     "width": 20
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    {
     "label": "+1 to +20 %",
     "url": "9d0f501b7a616519c2a9d030b4522752",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADhJREFUOI1jYaAyYKGlgf+pYB4jigv/U2AkIyOEpqmXRw0cNXDUwFEDsRsIK4LIBIzoBlJmHBQAAF8jA1XJU6ZXAAAAAElFTkSuQmCC",
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     "height": 20,
     "width": 20
    },
    {
     "label": "+20 to +40 %",
     "url": "7c85904c47d126357db29edb511ec7c2",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADlJREFUOI1jYaAyYKGlgf+pYB4jigv/X6XAJG0ITVMvjxo4auCogaMGYjcQVgSRCRjRDWSkyDgoAABtkwN/6ZdwTwAAAABJRU5ErkJggg==",
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     "height": 20,
     "width": 20
    },
    {
     "label": "+40 to +60 %",
     "url": "b5c3ee43c73775a8b49e866126d69b44",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADlJREFUOI1jYaAyYKGlgf+pYB4jigv/r6TApHAITVMvjxo4auCogaMGYjcQVgSRCRjRDWSkyDgoAAB8swOrTPh0KQAAAABJRU5ErkJggg==",
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     "height": 20,
     "width": 20
    },
    {
     "label": "+60 to +80%",
     "url": "8ac163e5c93944e9a672941372a4fe7e",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADlJREFUOI1jYaAyYKGlgf+pYB4jigv/11NgUiOEpqmXRw0cNXDUwFEDsRsIK4LIBIzoBjJSZBwUAACLIwPVgadrdwAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20
    },
    {
     "label": "+80 to +100%",
     "url": "fc093984922be0972d3162f7951ae2fc",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADlJREFUOI1jYaAyYKGlgf+pYB4jigv/h1Jg0moITVMvjxo4auCogaMGYjcQVgSRCRjRDWSkyDgoAACZkwP/r1UNTQAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20
    },
    {
     "label": "No sealing in both reference years",
     "url": "98fb6d62c20377d8d861e56ede28766f",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADZJREFUOI1jYaAyYKGlgf+pYB4jugsZKTDsPwMDjb08auCogaMGjhqI00BKykRGdAMpKQvhAABd0QNSDPGCHwAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20
    },
    {
     "label": "Unclassifiable",
     "url": "a69583eeb29c87aba7f8f1027cc8659e",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAD1JREFUOI1jYaAyYKGlgf+pYB4jigtXMjwj26RwBikGBgYae3nUwFEDRw0cNRC7gbAiiEzAiG4gIyWmwQAAhIcDxPC+R+IAAAAASUVORK5CYII=",
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     "height": 20,
     "width": 20
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   "layerName": "HRL - Imperviousness Change (IMC) 2009-2012 - 20m",
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    {
     "label": "-60 to - 80 %",
     "url": "3811b95f706c9b883182ddc8aaec5ad0",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADpJREFUOI1jYaAyYKGlgf+pYB4jigsDt5Jv0npvCE1TL48aOGrgqIGjBmI3EFYEkQkY0Q1kpMg4KAAAtREETSlMuS4AAAAASUVORK5CYII=",
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     "height": 20,
     "width": 20
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    {
     "label": "-40 to - 60 %",
     "url": "04ce7e47754845c427c1d8dafb5896cc",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADpJREFUOI1jYaAyYKGlgf+pYB4jigvzjpJv0iRrCE1TL48aOGrgqIGjBmI3EFYEkQkY0Q1kpMg4KAAApXwEIB/WLAgAAAAASUVORK5CYII=",
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     "height": 20,
     "width": 20
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    {
     "label": "-20 to - 40 %",
     "url": "256ad52a79a7d968dd51a9ea1085f578",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADpJREFUOI1jYaAyYKGlgf+pYB4jigu7L5JvUqk+hKapl0cNHDVw1MBRA7EbCCuCyASM6AYyUmQcFAAAl0cD9z2wai4AAAAASUVORK5CYII=",
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     "height": 20,
     "width": 20
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    {
     "label": "-1 to - 20 %",
     "url": "3b487bf699d44f315544149948da0be6",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADpJREFUOI1jYaAyYKGlgf+pYB4jigs3PCTfpAB5CE1TL48aOGrgqIGjBmI3EFYEkQkY0Q1kpMg4KAAAhOoDwsfgQr0AAAAASUVORK5CYII=",
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     "url": "55d1416f14c41fa93c164b3684814ad6",
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     "width": 20
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     "label": "+1 to +20 %",
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     "height": 20,
     "width": 20
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    {
     "label": "+20 to +40 %",
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     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADlJREFUOI1jYaAyYKGlgf+pYB4jigv/X6XAJG0ITVMvjxo4auCogaMGYjcQVgSRCRjRDWSkyDgoAABtkwN/6ZdwTwAAAABJRU5ErkJggg==",
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     "height": 20,
     "width": 20
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     "url": "98fb6d62c20377d8d861e56ede28766f",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADZJREFUOI1jYaAyYKGlgf+pYB4jugsZKTDsPwMDjb08auCogaMGjhqI00BKykRGdAMpKQvhAABd0QNSDPGCHwAAAABJRU5ErkJggg==",
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     "width": 20
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    {
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     "url": "a69583eeb29c87aba7f8f1027cc8659e",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAD1JREFUOI1jYaAyYKGlgf+pYB4jigtXMjwj26RwBikGBgYae3nUwFEDRw0cNRC7gbAiiEzAiG4gIyWmwQAAhIcDxPC+R+IAAAAASUVORK5CYII=",
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     "url": "3811b95f706c9b883182ddc8aaec5ad0",
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     "height": 20,
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     "label": "-40 to - 60 %",
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     "width": 20
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     "url": "256ad52a79a7d968dd51a9ea1085f578",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADpJREFUOI1jYaAyYKGlgf+pYB4jigu7L5JvUqk+hKapl0cNHDVw1MBRA7EbCCuCyASM6AYyUmQcFAAAl0cD9z2wai4AAAAASUVORK5CYII=",
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     "height": 20,
     "width": 20
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    {
     "label": "-1 to - 20 %",
     "url": "3b487bf699d44f315544149948da0be6",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADpJREFUOI1jYaAyYKGlgf+pYB4jigs3PCTfpAB5CE1TL48aOGrgqIGjBmI3EFYEkQkY0Q1kpMg4KAAAhOoDwsfgQr0AAAAASUVORK5CYII=",
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     "height": 20,
     "width": 20
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     "url": "55d1416f14c41fa93c164b3684814ad6",
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     "width": 20
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