processorInformation. cardReferenceData {#processor-info-card-reference-data}
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Transaction identifier that is generated by the payment card company.  
This field is available only for industry-practice merchant-initiated token transactions with Discover or Diners Club payment cards processed by the , `HSBC`, and `Streamline` processors.  
Set the value for this field to the value for the processorInformation.cardReferenceData field that was in the response message when you obtained the customer's credentials.  
When you use this field, you must also include the issuerInformation.transactionInformation field.

Specifications {#processor-info-card-reference-data_Specifications}
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* **Data Type:** String
* **Data Length:** 46

Mapping Information {#processor-info-card-reference-data_Mapping}
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* **REST API Field:** processorInformation.cardReferenceData
* **SCMP API Field:** auth_card_reference_data
* **Simple Order API Fields:**
  * Request field: ccAuthService_cardReferenceData
* Response field: ccAuthReply_cardReferenceData