Additional API Field Required for a Diners or Discover Card {#rb-subs-migration-4-script-reqts-card-2-diners}
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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](/docs/cybs/en-us/recurring-billing/migration/all/rest/recurring-billing-migrate/rb-subs-migration-4-new-subs/rb-subs-migration-4-script-reqts-card-obtain.md "").