{
  "waveform_aggregates": [
    {
      "mip_map_level": 11,
      "data": [
        [-46, 30, -1, 1, -1, 1, -1, 0, -1, 0],
        [-33, 37, -35, 14, -1, 1, -1, 1, -1, 0]
      ]
    },
    {
      "mip_map_level": 10,
      "data": [
        [-50, 40, -2, 2, -2, 2],
        [-40, 45, -40, 20, -2, 2]
      ]
    }
  ]
}