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Additional API Field Required for a Diners or Discover Card
If the subscription is for a Diners card or Discover card, also include the
payment amount
that was authorized in the provider system that
initialized the subscription and allowed for the storage of payment information.Include the payment amount
in this field of the subscription creation request message:
subscriptionInformation. originalTransactionAuthorizedAmount
For information about obtaining the payment amount,
see Obtaining Additional Values Required for Card Subscriptions.