[
  {
    "itemName": "ad_close_red",
    "imageName": "additional_ad_close_red.png",
    "roiFront": "993,130,33,36",
    "roiBack": "953,91,215,121",
    "method": "Template matching",
    "threshold": 0.8,
    "description": "商店弹窗红色关闭"
  }
]