[
  {
    "ItemId": 3,
    "AddBtnTime": 100
  },
  {
    "ItemId": 50001,
    "AddBtnTime": 100
  },
  {
    "ItemId": 50002,
    "AddBtnTime": 100
  },
  {
    "ItemId": 50005,
    "AddBtnTime": 100
  }
]