Map:Map-1.6.6-Ex/structure

{

   "layers": [
       {
           "id": "borders",
           "kind": "border",
           "label": "",
           "file": "10_shared-borders/galicia.geojson"
       },
       {
           "id": "journey",
           "kind": "route",
           "label": "",
           "file": "15_map-1-6-6-ex/journey.geojson"
       },
       {
           "id": "centers",
           "kind": "point",
           "label": "",
           "file": "15_map-1-6-6-ex/centers.geojson"
       }
   ],
   "legend": [
       {
           "kind": "dot",
           "swatch": "#d32f2f",
           "border": "",
           "layer": "centers",
           "data": "",
           "label": "centers of Sabbatianism and Frankism"
       },
       {
           "kind": "line",
           "swatch": "#fbc02d",
           "border": "",
           "layer": "journey",
           "data": "",
           "label": "Frank’s journey in Eastern Galicia in 1755–1756"
       },
       {
           "kind": "line",
           "swatch": "#000000",
           "border": "",
           "layer": "borders",
           "data": "",
           "label": "Borders of Galicia"
       }
   ]

}