Optional Fields for Authorizing a Payment for Apple Pay Transactions {#appplepay_auth_opt_fields_cybs_decrypt}
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You can include these optional fields in a request for an authorization:

paymentInformation.tokenizedCard.assuranceLevel
:
Set this field to the tokenization confidence level specified by the method used to verify the account or authenticate the cardholder. The value is assigned by the token service provider.

paymentInformation.tokenizedCard.storageMethod
:
Set this field to one of these options:

    * `001`: Secure Element (SE)
    * `002`: Host card emulation (HCE)

Related Information {#appplepay_auth_opt_fields_cybs_decrypt_section_ynd_dx4_1yb}
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* [API Field Reference for the REST API](https://developer.cybersource.com/docs/cybs/en-us/api-fields/reference/all/rest/api-fields/acq-info.md "")
  {#appplepay_auth_opt_fields_cybs_decrypt_ul_znd_dx4_1yb}