Mermaid

```geojson
{
  "type": "FeatureCollection",
  "features": [
    {
      "type": "Feature",
      "id": 1,
      "properties": {
        "ID": 0
      },
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -90,
              35
            ],
            [
              -90,
              30
            ],
            [
              -85,
              30
            ],
            [
              -85,
              35
            ],
            [
              -90,
              35
            ]
          ]
        ]
      }
    }
  ]
}
```