On This Page 
    Subscription Prerequisites
    Before creating a subscription, you must create a customer token. 
When you create a subscription, to include the values you received in the response to
            your request: 
- tokenInformation.customer.id
 - processorInformation.networkTransactionId
 - orderInformation.amountDetails.authorizedAmount
 
See the table below for the payments to Recurring Billing subscription field mapping:
Payments API Response Field  | Recurring Billing Create Subscription Request
                                Field  | Required Value Information  | 
tokenInformation.customer.id  | paymentInformation.customer.id  | Customer token ID  | 
processorInformation.networkTransactionId  | subscriptionInformation.originalTransactionId  | Network token for the transaction
                                initializing the subscription.  | 
orderInformation.amountDetails.authorizedAmount  | subscriptionInformation.originalTransactionAuthorizedAmount  | Authorized amount for the transaction initializing the subscription. Required only for Diners or Discover cards.  |