{
  "v2": {
    "start": "2013-07-18",
    "end": "2013-08-19"
  },
  "v3": {
    "start": "2013-08-19",
    "lts": "2014-11-01",
    "maintenance": "2016-09-05",
    "end": "2019-07-24"
  },
  "v4": {
    "start": "2018-01-18",
    "lts": "2019-02-14",
    "maintenance": "2019-08-14",
    "end": "2020-02-14"
  },
  "v5": {
    "start": "2019-02-14",
    "lts": "2020-02-01",
    "maintenance": "2020-08-01",
    "end": "2021-02-01"
  }
}