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    Request Endpoints
    When posting a request for payer authentication, you must add an endpoint to each
            hostname, whether you are using the test environment or the production environment.
            These endpoints are used with payer authentication.
/risk/v1/authentications
: use when verifying that a card is enrolled in a card
            authentication program or requesting authentication from the issuer./risk/v1/authentication-results
: use when retrieving and validating authentication
            results from the issuer so that the merchant can process the payment./pts/v2/payments
: use when bundling multiple payments together.For example, a test request might look like this:
POST 
https://apitest.cybersource.com
/risk/v1/authentications