curl --request POST \
  --url https://api.novacpayment.com/api/v1/initiate \
  --header 'Authorization: <api-key>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "transactionReference": "<string>",
  "amount": 123,
  "currency": "<string>",
  "metaData": "<string>",
  "redirectUrl": "<string>",
  "checkoutCustomerData": {
    "email": "<string>",
    "firstName": "<string>",
    "lastName": "<string>",
    "phoneNumber": "<string>"
  },
  "checkoutCustomizationData": {
    "logoUrl": "<string>",
    "paymentDescription": "<string>",
    "checkoutModalTitle": "<string>"
  }
}
'