Android 我需要从看起来像数组的jsonobject获取数据，但我只需要最后一个值，

对象时间线返回所有值+日期我只需要最后一个日期编号值

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Plz help

你能分享你写的代码吗？

{
  "country": "Lebanon",
  "timeline": {
    "4/29/21": 461160,
    "4/30/21": 461726,
    "5/1/21": 461758,
    "5/2/21": 465909,
    "5/3/21": 473740,
    "5/4/21": 487974,
    "5/5/21": 500984,
    "5/6/21": 509705,
    "5/7/21": 517833,
    "5/8/21": 527231,
    "5/9/21": 537311,
    "5/10/21": 547546,
    "5/11/21": 557022,
    "5/12/21": 565914,
    "5/13/21": 574834,
    "5/14/21": 581068,
    "5/15/21": 581518,
    "5/16/21": 586734,
    "5/17/21": 606994,
    "5/18/21": 618414,
    "5/19/21": 631679,
    "5/20/21": 651850,
    "5/21/21": 661049,
    "5/22/21": 661609,
    "5/23/21": 664814,
    "5/24/21": 678178,
    "5/25/21": 682096,
    "5/26/21": 715286,
    "5/27/21": 725333,
    "5/28/21": 725333
  }
}