Pre-authenticate

Overview

The preAuthenticate method initiates the 3D Secure authentication flow.

Request Fields

Field	Type	Required	Description
merchantOrderId	String	Yes	Order reference
amount	Money	Yes	Transaction amount
paymentMethod	PaymentMethod	Yes	Card details
returnUrl	String	Yes	Redirect URL

Response Fields

Field	Type	Description
status	String	FRICTIONLESS, AUTHENTICATION_REQUIRED
authenticationData	Map	3DS data

Example

Map<String, Object> request = new HashMap<>();
request.put("merchantOrderId", "order_001");
request.put("amount", Map.of("minorAmount", 10000, "currency", "USD"));
request.put("returnUrl", "https://your-app.com/3ds/return");

Map<String, Object> response = authClient.preAuthenticate(request);