{
  "epoch": [
    {
      "url": "https://cdaweb.gsfc.nasa.gov/sp_phys/data/imap/swapi/l2/sci/2026/imap_swapi_l2_sci_20260428_v001.0003.cdf",
      "start": "2026-04-28T00:00:02.128721024Z",
      "stop": "2026-04-28T23:59:50.053847296Z",
      "note": "Counts based on variable 'epoch' in https://cdaweb.gsfc.nasa.gov/sp_phys/data/imap/swapi/l2/sci/2026/imap_swapi_l2_sci_20260428_v001.0003.cdf. The most common cadence, 11999989632 [ns] = PT11.99999S, occurred for 74.5520% of the 5367 timesteps.",
      "counts": [
        {
          "count": 5367,
          "duration": 11999989632,
          "duration_unit": "ns",
          "duration_iso8601": "PT11.99999S",
          "fraction": 0.7455202111404362
        },
        {
          "count": 1832,
          "duration": 11999989504,
          "duration_unit": "ns",
          "duration_iso8601": "PT11.99999S",
          "fraction": 0.25447978885956385
        }
      ]
    },
    {
      "url": "https://cdaweb.gsfc.nasa.gov/sp_phys/data/imap/swapi/l2/sci/2026/imap_swapi_l2_sci_20260428_v001.0003.cdf",
      "start": "2026-04-28T00:00:02.128721024Z",
      "stop": "2026-04-28T23:59:50.053847296Z",
      "note": "Counts based on variable 'epoch' in https://cdaweb.gsfc.nasa.gov/sp_phys/data/imap/swapi/l2/sci/2026/imap_swapi_l2_sci_20260428_v001.0003.cdf. The most common cadence, 11999989632 [ns] = PT11.99999S, occurred for 74.5520% of the 5367 timesteps.",
      "counts": [
        {
          "count": 5367,
          "duration": 11999989632,
          "duration_unit": "ns",
          "duration_iso8601": "PT11.99999S",
          "fraction": 0.7455202111404362
        },
        {
          "count": 1832,
          "duration": 11999989504,
          "duration_unit": "ns",
          "duration_iso8601": "PT11.99999S",
          "fraction": 0.25447978885956385
        }
      ]
    }
  ]
}