{
  "control_points": [
    {
      "control_point_id": "cp_1",
      "historic_feature": "coast corner",
      "pixel_x": 100,
      "pixel_y": 100,
      "modern_match": "known location",
      "modern_x": 177.000000,
      "modern_y": -38.000000,
      "confidence": 0.95,
      "notes": ""
    }
  ]
}