[
  {
    "itemName": "gold_50",
    "roiFront": "428,120,338,389",
    "roiBack": "0,0,100,100",
    "mode": "Full",
    "method": "Default",
    "keyword": "战斗胜利获得的金币增加50%",
    "description": "Ocr-description"
  },
  {
    "itemName": "gold_100",
    "roiFront": "425,118,342,397",
    "roiBack": "0,0,100,100",
    "mode": "Full",
    "method": "Default",
    "keyword": "战斗胜利获得的金币增加100%",
    "description": "Ocr-description"
  },
  {
    "itemName": "exp_50",
    "roiFront": "426,119,335,394",
    "roiBack": "0,0,100,100",
    "mode": "Full",
    "method": "Default",
    "keyword": "战斗胜利获得的经验增加50%",
    "description": "Ocr-description"
  },
  {
    "itemName": "exp_100",
    "roiFront": "421,127,342,388",
    "roiBack": "0,0,100,100",
    "mode": "Full",
    "method": "Default",
    "keyword": "战斗胜利获得的经验增加100%",
    "description": "Ocr-description"
  },
  {
    "itemName": "gb_buff_2",
    "roiFront": "348,31,93,51",
    "roiBack": "363,36,29,43",
    "mode": "Single",
    "method": "Default",
    "keyword": "加成",
    "description": "打开buff加成"
  }
]