curl --location --request POST 'https://sandbox.mypaygateway.io/api/payment-links' \
--header 'X-Api-Key: <api-key>' \
--header 'Content-Type: application/json' \
--data-raw '{
"amount": 150,
"description": "Servicio de consultoría - Mayo 2026",
"reference": "ORD-2026-0042",
"customerEmail": "cliente@ejemplo.com",
"customerName": "Juan García",
"successUrl": "https://mitienda.com/gracias",
"cancelUrl": "https://mitienda.com/carrito",
"expirationHours": 48,
"webhookUrl": "https://mitienda.com/webhooks/mypay",
"logoUrl": "https://mitienda.com/assets/logo.png",
"brandingDescription": "Pago seguro procesado para Mi Tienda."
}'