[
  {
    "band_width": 120.5,
    "retry_tail_p99": 3.7,
    "band_center": 60.2
  },
  {
    "band_width": 118.9,
    "retry_tail_p99": 4.1,
    "band_center": 59.8
  },
  {
    "band_width": 121.3,
    "retry_tail_p99": 3.5,
    "band_center": 60.4
  },
  {
    "band_width": 123.0,
    "retry_tail_p99": 3.9,
    "band_center": 61.0
  }
]