Pre-authenticate

Overview

The preAuthenticate method initiates the 3D Secure authentication flow.

Request Fields

Field	Type	Required	Description
merchantOrderId	string	Yes	Your order reference
amount	Money	Yes	Transaction amount
paymentMethod	PaymentMethod	Yes	Card details
returnUrl	string	Yes	URL to redirect

Response Fields

Field	Type	Description
status	string	FRICTIONLESS, AUTHENTICATION_REQUIRED
authenticationData	array	3DS data

Example

$request = [
    'merchantOrderId' => 'order_001',
    'amount' => ['minorAmount' => 10000, 'currency' => 'USD'],
    'paymentMethod' => ['card' => [...]],
    'returnUrl' => 'https://your-app.com/3ds/return'
];
$response = $authClient->preAuthenticate($request);