Important Response Fields {#concept_am2_mnl_xpb}
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The response from the issuing bank might include these API fields.

* payerAuthSetupReply_accessToken is used in [Step 2: Device Data Collection](/docs/cybs/en-us/payer-authentication/developer/all/so/payer-auth/pa2-ccdc-ddc-intro.md "").
* payerAuthSetupReply_deviceDataCollectionURL is used in [Step 2: Device Data Collection](/docs/cybs/en-us/payer-authentication/developer/all/so/payer-auth/pa2-ccdc-ddc-intro.md "").
* payerAuthSetupReply_referenceID is used in [Step 3: Payer Authentication Check Enrollment Service](/docs/cybs/en-us/payer-authentication/developer/all/so/payer-auth/pa2-ccdc-enroll-intro.md "").

{#concept_am2_mnl_xpb_ul_nxn_lzw_vyb}  
For further details on examples, see [Simple Order Example: Setting Up Device Data Collection](/docs/cybs/en-us/payer-authentication/developer/all/so/payer-auth/pa2-use-cases-intro/pa2-set-up-use-intro/pa2-use-setup-so-ex.md "")