Required Fields for Authorizing a Payment Using Merchant Decryption for American Express {#applepay-auth-reqfields-merch-amex}
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clientReferenceInformation.code
:

consumerAuthenticationInformation.cavv
:
Set this field to the network token cryptogram.

consumerAuthenticationInformation.ecommerceIndicator
:
Set this field to `internet`.

orderInformation.amountDetails.currency
:

orderInformation.amountDetails.totalAmount
:

orderInformation.billTo.address1
:

orderInformation.billTo.administrativeArea
:

orderInformation.billTo.country
:

orderInformation.billTo.email
:

orderInformation.billTo.firstName
:

orderInformation.billTo.lastName
:

orderInformation.billTo.locality
:

orderInformation.billTo.postalCode
:

paymentInformation.card.type
:

paymentinformation.tokenizedCard.cryptogram
:
Set this field to the network token cryptogram.
:
> IMPORTANT
> Include the whole 20-byte cryptogram in the paymentinformation.tokenizedCard.cryptogram field. For a 40-byte cryptogram, split the cryptogram into two 20-byte binary values (block A and block B). Set the paymentinformation.tokenizedCard.cryptogram field to the block A value and set the consumerAuthenticationInformation.xid field to the block B value.

paymentInformation.tokenizedCard.expirationMonth
:
Set this field to the value from the payment network token expiration month.

paymentInformation.tokenizedCard.expirationYear
:
Set this field to the value from the payment network token expiration year.

paymentInformation.tokenizedCard.transactionType
:
Set this field to `1`.

processingInformation.paymentSolution
:
Set this field to `001`.

Related Information {#applepay-auth-reqfields-merch-amex_section_xgy_hx4_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 "")
  {#applepay-auth-reqfields-merch-amex_ul_ygy_hx4_1yb}