curl -v -i -X POST "http://devesdc.sandbox.vms.frcs.org.fj:8888/20f351f3-9b39-4c63-b9e0-d8a00b6e93fb/api/v3/invoices" \
  --cert-type P12 --cert "/path/to/pos_cert.pfx:2CBP6HMW" \
  -H "Accept: application/json" \
  -H "Content-Type: application/json" \
  -H "RequestId: 4c5730b50eb7b50e7a0292600a67ce16" \
  --data '{
    "dateAndTimeOfIssue": "2025-08-11T10:55:23+12:00",
    "cashier": "123456789",
    "buyerId": "RS34564565",
    "buyerCostCenterId": "567546",
    "invoiceType": "Normal",
    "transactionType": "Sale",
    "payment": [
      { "amount": 68.46, "paymentType": "Cash" }
    ],
    "invoiceNumber": "POS2017/998",
    "referentDocumentNumber": "",
    "options": {
      "omitQRCodeGen": "1",
      "omitTextualRepresentation": "0"
    },
    "items": [
      {
        "name": "Sport-100 Helmet, Blue",
        "quantity": 2,
        "unitPrice": 34.23,
        "labels": ["A"],
        "totalAmount": 68.46
      }
    ]
  }'