The location of my tree. CC BY 4.0.

alex_oak.json

{
  "type": "FeatureCollection",
  "features": [
    {
      "type": "Feature",
      "properties": {
        "scientific_name": "Quercus robur",
        "name": "Alex's Oak"
      },
      "geometry": {
        "type": "Point",
        "coordinates": [
          147.28809,
          -42.86490
        ]
      }
    }
  ]
}