[
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    "date": "2018/8/1",
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  },
  {
    "date": "2018/8/1",
    "type": "register",
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  },
  {
    "date": "2018/8/1",
    "type": "bill",
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  },
  {
    "date": "2018/8/2",
    "type": "download",
    "value": 6145
  },
  {
    "date": "2018/8/2",
    "type": "register",
    "value": 2016
  },
  {
    "date": "2018/8/2",
    "type": "bill",
    "value": 257
  },
  {
    "date": "2018/8/3",
    "type": "download",
    "value": 508
  },
  {
    "date": "2018/8/3",
    "type": "register",
    "value": 2916
  },
  {
    "date": "2018/8/3",
    "type": "bill",
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  },
  {
    "date": "2018/8/4",
    "type": "download",
    "value": 6268
  },
  {
    "date": "2018/8/4",
    "type": "register",
    "value": 4512
  },
  {
    "date": "2018/8/4",
    "type": "bill",
    "value": 428
  }
]