{
  "label_names": [
    "O",
    "B-INVOICE_NUM",
    "I-INVOICE_NUM",
    "B-INVOICE_DATE",
    "I-INVOICE_DATE",
    "B-DUE_DATE",
    "I-DUE_DATE",
    "B-VENDOR_NAME",
    "I-VENDOR_NAME",
    "B-VENDOR_ADDR",
    "I-VENDOR_ADDR",
    "B-CUST_NAME",
    "I-CUST_NAME",
    "B-CUST_ADDR",
    "I-CUST_ADDR",
    "B-TOTAL",
    "I-TOTAL",
    "B-SUBTOTAL",
    "I-SUBTOTAL",
    "B-TAX",
    "I-TAX"
  ],
  "label2id": {
    "O": 0,
    "B-INVOICE_NUM": 1,
    "I-INVOICE_NUM": 2,
    "B-INVOICE_DATE": 3,
    "I-INVOICE_DATE": 4,
    "B-DUE_DATE": 5,
    "I-DUE_DATE": 6,
    "B-VENDOR_NAME": 7,
    "I-VENDOR_NAME": 8,
    "B-VENDOR_ADDR": 9,
    "I-VENDOR_ADDR": 10,
    "B-CUST_NAME": 11,
    "I-CUST_NAME": 12,
    "B-CUST_ADDR": 13,
    "I-CUST_ADDR": 14,
    "B-TOTAL": 15,
    "I-TOTAL": 16,
    "B-SUBTOTAL": 17,
    "I-SUBTOTAL": 18,
    "B-TAX": 19,
    "I-TAX": 20
  },
  "id2label": {
    "0": "O",
    "1": "B-INVOICE_NUM",
    "2": "I-INVOICE_NUM",
    "3": "B-INVOICE_DATE",
    "4": "I-INVOICE_DATE",
    "5": "B-DUE_DATE",
    "6": "I-DUE_DATE",
    "7": "B-VENDOR_NAME",
    "8": "I-VENDOR_NAME",
    "9": "B-VENDOR_ADDR",
    "10": "I-VENDOR_ADDR",
    "11": "B-CUST_NAME",
    "12": "I-CUST_NAME",
    "13": "B-CUST_ADDR",
    "14": "I-CUST_ADDR",
    "15": "B-TOTAL",
    "16": "I-TOTAL",
    "17": "B-SUBTOTAL",
    "18": "I-SUBTOTAL",
    "19": "B-TAX",
    "20": "I-TAX"
  }
}