curl --request POST \
  --url https://core.quidkey.com/api/v1/payment-links \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "order": {
    "amount": 1000,
    "currency": "GBP",
    "payment_reference": "Invoice #123",
    "order_id": "ORD-123456",
    "locale": "en",
    "test_transaction": true
  },
  "redirect_urls": {
    "success_url": "https://example.com/payment/success",
    "failure_url": "https://example.com/payment/failure"
  }
}
'

{
  "success": true,
  "data": {
    "payment_link_url": "https://core.quidkey.com/payment-link/a1b2c3d4e5f6..."
  }
}