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consumerAuthenticationInformation. priorAuthenticationData {#cons-auth-info-prior-auth-data}
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This field contains data that the ACS can use to verify the authentication process.

Specifications {#cons-auth-info-prior-auth-data_Specifications}
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* **Data Type:** String
* **Data Length:** 2048

Mapping Information {#cons-auth-info-prior-auth-data_Mapping}
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* **REST API Field:** consumerAuthenticationInformation. priorAuthenticationData
* **SCMP API Field:** pa_prior_authentication_data
* **Simple Order API Field:** payerAuthEnrollService_priorAuthenticationData  
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