{ "layers": [ { "layerId": 0, "layerName": "Census Zip Code Tabulation Areas", "layerType": "Feature Layer", "minScale": 0, "maxScale": 0, "legend": [ { "label": "", "url": "c0733fbb6d122bf393aa7592f849b729", "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAR0lEQVQ4jWNZYcHwn4GKgAWJfYBCsxyQDTwQcYLBkRLTVlgw7GdgYHBgIaiSRDBq4KiBowaOGkhfAx2g5RklwAHZQLgApQAANbwJj3bT7SQAAAAASUVORK5CYII=", "contentType": "image/png", "height": 20, "width": 20 } ] }, { "layerId": 1, "layerName": "Census Tracts", "layerType": "Feature Layer", "minScale": 0, "maxScale": 0, "legend": [ { "label": "", "url": "96d85321fa8e4f69323d3c1e1861b515", "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAWElEQVQ4je3UsRGAMAxD0e+7DOUuXoNtsk0Yg3RsZRrDAs5RWY26d6rUTsXZmBZ9OawMJNABawAO67gZGXAqQ15wZwossMACfwQF+tTcH8bBfgtNwFLTIg/JKAyRBtLRmwAAAABJRU5ErkJggg==", "contentType": "image/png", "height": 20, "width": 20 } ] }, { "layerId": 2, "layerName": "Census Block Groups", "layerType": "Feature Layer", "minScale": 0, "maxScale": 0, "legend": [ { "label": "", "url": "fb5519bcd937ff0a82eab1c833779f90", "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAUklEQVQ4je3UsQ3AIAwF0UPyUJReg2lQpoExKNmKFLEieiMqn/QLN6+09MziYAKw4AGG09IEVewYZfrAloENPFaAAQYY4F1Q7Z950h9MUPnm7gXp+guNc8sLIwAAAABJRU5ErkJggg==", "contentType": "image/png", "height": 20, "width": 20 } ] }, { "layerId": 3, "layerName": "Census Blocks", "layerType": "Feature Layer", "minScale": 0, "maxScale": 0, "legend": [ { "label": "", "url": "21529b593e4994887d3ca6965e917a68", "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAASklEQVQ4jWNZbsgg9Y+FgYOBCoDpD8MPln8sDBzRpxnuUcPApaYMSizUMAgZjBo4auCogaMGjhoINZDpD8OPpaYMStQwjOkPww8APQ4NNbd49JgAAAAASUVORK5CYII=", "contentType": "image/png", "height": 20, "width": 20 } ] } ] }