Allows you to link the transaction to the original or previous one in a subscription/card-on-file chain. This field is required for token-based transactions where Adyen does not tokenize the card.
Currently, can be used for Visa card payments only.
Provide this value in a payment request if you are performing a ContAuth transaction over a tokenized PAN that is stored in your system. It allows the issuer to link the ContAuth transaction to the previous ContAuth transaction or the initial recurring transaction in the chain.
Note that this must be a valid reference received in the previous/original transaction as