[
  {
    "itemName": "tt_totol",
    "roiFront": "1121,10,116,35",
    "roiBack": "1121,10,116,35",
    "mode": "Digit",
    "method": "Default",
    "keyword": "",
    "description": "Ocr-description"
  },
  {
    "itemName": "tt_blue_ticket",
    "roiFront": "509,307,531,92",
    "roiBack": "509,307,531,92",
    "mode": "Full",
    "method": "Default",
    "keyword": "2000",
    "description": "Ocr-description"
  },
  {
    "itemName": "tt_black",
    "roiFront": "498,313,528,89",
    "roiBack": "498,313,528,89",
    "mode": "Full",
    "method": "Default",
    "keyword": "350",
    "description": "Ocr-description"
  },
  {
    "itemName": "tt_ap",
    "roiFront": "502,311,535,91",
    "roiBack": "502,311,535,91",
    "mode": "Full",
    "method": "Default",
    "keyword": "300",
    "description": "Ocr-description"
  },
  {
    "itemName": "tt_buy",
    "roiFront": "602,509,104,61",
    "roiBack": "602,509,104,61",
    "mode": "Full",
    "method": "Default",
    "keyword": "",
    "description": "Ocr-description"
  },
  {
    "itemName": "tt_number",
    "roiFront": "576,415,58,49",
    "roiBack": "576,415,58,49",
    "mode": "Digit",
    "method": "Default",
    "keyword": "",
    "description": "Ocr-description"
  }
]