test.json

{
  "columns": [
    "MedInc",
    "HouseAge",
    "AveRooms",
    "AveBedrms",
    "Population",
    "AveOccup",
    "Latitude",
    "Longitude"
  ],
  "index": [
    0
  ],
  "data": [
    [
      8.3252,
      41,
      6.9841269841,
      1.0238095238,
      322,
      2.5555555556,
      37.88,
      -122.23
    ]
  ]
}