curl --request POST \
  --url https://api.bizconnectpay.com/api/v1/payment-links/0PKOW1IM14/checkout \
  --header 'Content-Type: application/json' \
  --header 'Idempotency-Key: checkout-1001' \
  --data '{
    "email": "payer@example.com",
    "phone_number": "+237690000000",
    "payment_method": "MOBILE_MONEY"
  }'

{
  "email": "payer@example.com",
  "phone_number": "+237690000000",
  "payment_method": "MOBILE_MONEY"
}

{
  "success": true,
  "data": {
    "message": "Payment request sent. Approve it on your phone.",
    "payment_reference": "BCP-PI-01JACC0N",
    "status": "CREATED"
  },
  "meta": {
    "correlation_id": "b39b6c1d-d682-4f61-8839-93b8a9bd76e7"
  }
}