Required if present in 3DS message.
challengeCancel in CReq if the buyer cancel in APP-BASEDchallengeCancel in RReq if the buyer cancel in BROWSER-BASED
Payline Code Description 01 Cardholder selected “Cancel” 02 3DS Requestor cancelled Authentication 03 Transaction Abandoned 04 Transaction Timed Out at ACS—other timeouts Transaction Timed Out at ACS—First CReq not received by ACS Transaction Error 07 Unknown05 06