Free-form description field. This must not contain sensitive information.
Used to log the invoice number on transactions that are not eCommerce.
Used to log Merchant specific customer identification.
Note: For GETI check transactions, this is sent in the CUSTOM3 field.
<xs:element name="AdditionalTxnFields" type="AdditionalTxnFieldsType" minOccurs="0" xmlns:xs="http://www.w3.org/2001/XMLSchema" />