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    4a: Trusted Beneficiary Prompt for Trustlist
    You have a successful traditional step-up (challenge) authentication transaction with a
                prompt for the Trustlist and an accepted exemption result.
Card Type  | Test Card Number  | 
|---|---|
Visa                                                                                 Card Type = 001  | 4XXXXX XX XXXX 2XX8  | 
Mastercard                                                                  Card Type = 002  | 52XXXX XX XXXX 2XX3  | 
Required Fields for Check Enrollment 
            Challenge code
 = 09
 (challenge requested)Results for the Check Enrollment Service
            With the Direct API, the response also includes a StepUpUrl.
VERes enrolled = 
Y
PARes status = 
C
CAVV = (No value provided)
Results for the Authenticate Response 
            PARes status = 
Y
CAVV = <CAVV value>
ECI =
- Visa =05
 - Mastercard =02
 
WhiteListStatus = <WhiteListStatus value>
WhiteListStatusSource = <WhiteListStatusSource value>
Action
            You should append the CAVV and ECI values to the authorization message.