serviceProcessing_serviceType {#service-process-service-type}
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This field value defines the type of Account Funding Transaction (AFT) or Original Credit Transaction (OCT).  
The service type value, `0B`, denotes a back-to-back funding transaction that automatically transfers funds from one bank account to the account used to make a purchase. This type of transaction ensures that the purchasing account maintains adequate funds.  
This field value is used in request and response for Europe domestic and intra-EEA AFTs.  
Possible values:

* `00`: Normal transaction
* `01`: Originator hold
* `02`: Visa deferred Original Credit Transaction (OCT) hold, default interval
* `03`: Visa deferred OCT hold, user-defined interval
* `09`: Cancel pending deferred OCT request
* `0B`: Back-to-back transactions for AFT
* `0I`: Visa Direct custom program 1
* `0Q`: Query the status of the deferred OCT
* `0R`: OCT Recycling Payout
* `A0`: Alias Directory 2

Specifications {#service-process-service-type_d1995e87}
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* **Data Type:** String
* **Data Length:** 10

Mapping Information {#service-process-service-type_d1995e106}
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* **REST API Field:** processingInformation.authorizationOptions.serviceType
* **Simple Order API Field:** serviceProcessing_serviceType