ccAuthService_dsReferenceNumber {#cc-auth-service-ds-reference-number}
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Unique identifier assigned by the EMVCo.  
This field is required in cardholder-initiated 3-D Secure fully-authenticated mada card transactions.  
When you request the payer authentication and authorization services separately, get the value for this field from the payerAuthEnrollReply_dsReferenceNumber or payerAuthValidateReply_dsReferenceNumber response field.

Specifications {#cc-auth-service-ds-reference-number_d382e33}
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* **Data Type:** String
* **Data Length:** 23

Mapping Information {#cc-auth-service-ds-reference-number_d382e52}
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* **REST API Field:** consumerAuthenticationInformation. dsReferenceNumber
* **SCMP API Field:** ds_reference_number
* **Simple Order API Field:** ccAuthService_dsReferenceNumber