{
  "cell_size_m": 1,
  "min_points": 2,
  "points": [
    [
      1.1,
      2.1,
      0.3
    ],
    [
      1.2,
      2.2,
      0.5
    ],
    [
      8,
      9,
      0.2
    ]
  ]
}