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Discover Authorization with EMV Data {#um-processing-discover-auth-intro}
=========================================================================

A Discover authorization with EMV data is an authorization request that can be for a nominal amount of 1.00 USD or a fare amount up to 15.00 USD. Mass transit Discover transactions are supported only in the U.S.

Endpoint {#um-processing-discover-auth-intro_d7e16}
---------------------------------------------------

**Production:** `POST ``https://api.cybersource.com``/pts/v2/payments`{#um-processing-discover-auth-intro_d7e25}  
**Test:** `POST ``https://apitest.cybersource.com``/pts/v2/payments`{#um-processing-discover-auth-intro_d7e35}

Required Fields for a Discover Authorization with EMV Data {#um-processing-discover-auth-reqd-fields}
=====================================================================================================

[clientReferenceInformation.code](https://developer.cybersource.com/docs/cybs/en-us/api-fields/reference/all/rest/api-fields/client-ref-info-aa/client-ref-info-code.md "")
:

[clientReferenceInformation.comments](https://developer.cybersource.com/docs/cybs/en-us/api-fields/reference/all/rest/api-fields/client-ref-info-aa/client-ref-info-comments.md "")
:
Set this field to `TransitDA BAU nominal value auth`.

[clientReferenceInformation.partner.solutionId](https://developer.cybersource.com/docs/cybs/en-us/api-fields/reference/all/rest/api-fields/client-ref-info-aa/client-ref-info-partner-solution-id.md "")
:
`Cybersource` provides the value for this field.

[clientReferenceInformation.partner.thirdPartyCertificationNumber](https://developer.cybersource.com/docs/cybs/en-us/api-fields/reference/all/rest/api-fields/client-ref-info-aa/client-ref-info-partner-third-party-certnum.md "")
:
`Cybersource` provides the value for this field.

[clientReferenceInformation.transactionId](https://developer.cybersource.com/docs/cybs/en-us/api-fields/reference/all/rest/api-fields/client-ref-info-aa/client-ref-info-transaction-id.md "")
:

[orderInformation.amountDetails.currency](https://developer.cybersource.com/docs/cybs/en-us/api-fields/reference/all/rest/api-fields/order-info-aa/order-info-amount-details-currency.md "")
:

[orderInformation.amountDetails.totalAmount](https://developer.cybersource.com/docs/cybs/en-us/api-fields/reference/all/rest/api-fields/order-info-aa/order-info-amount-details-total-amount.md "")
:
Set this field to `1.00`.

[paymentInformation.card.type](https://developer.cybersource.com/docs/cybs/en-us/api-fields/reference/all/rest/api-fields/payment-info-aa/payment-info-card-type-a.md "")
:
Set this field to `004`.

[pointOfSaleInformation.catLevel](https://developer.cybersource.com/docs/cybs/en-us/api-fields/reference/all/rest/api-fields/pos-info-aa/pos-info-cat-level.md "")
:
Set this field to `2`.

[pointOfSaleInformation.emv.cardSequenceNumber](https://developer.cybersource.com/docs/cybs/en-us/api-fields/reference/all/rest/api-fields/pos-info-aa/pos-info-emv-card-sequence-num.md "")
:
Set this field to `99`.

[pointOfSaleInformation.emv.tags](https://developer.cybersource.com/docs/cybs/en-us/api-fields/reference/all/rest/api-fields/pos-info-aa/pos-info-emv-tags.md "")
:

[pointOfSaleInformation.entryMode](https://developer.cybersource.com/docs/cybs/en-us/api-fields/reference/all/rest/api-fields/pos-info-aa/pos-info-entry-mode.md "")
:
Set this field to `contactless`.

[pointOfSaleInformation.terminalCapability](https://developer.cybersource.com/docs/cybs/en-us/api-fields/reference/all/rest/api-fields/pos-info-aa/pos-info-terminal-capability.md "")
:
Set this field to `5`.

[pointOfSaleInformation.terminalId](https://developer.cybersource.com/docs/cybs/en-us/api-fields/reference/all/rest/api-fields/pos-info-aa/pos-info-terminal-id.md "")
:

[pointOfSaleInformation.terminalPinCapability](https://developer.cybersource.com/docs/cybs/en-us/api-fields/reference/all/rest/api-fields/pos-info-aa/pos-info-terminal-pin-capability.md "")
:
Set this field to `0`.

[pointOfSaleInformation.trackData](https://developer.cybersource.com/docs/cybs/en-us/api-fields/reference/all/rest/api-fields/pos-info-aa/pos-info-track-data.md "")
:

[processingInformation.authorizationOptions.aggregatedAuthIndicator](https://developer.cybersource.com/docs/cybs/en-us/api-fields/reference/all/rest/api-fields/processing-info-aa/processing-info-auth-ops-agg-auth-ind.md "")
:
Set this field to `true`.

[processingInformation.authorizationOptions.deferredAuthIndicator](https://developer.cybersource.com/docs/cybs/en-us/api-fields/reference/all/rest/api-fields/processing-info-aa/processing-info-auth-ops-deferred-auth-ind.md "")
:
Set this field to `true`.

[processingInformation.commerceIndicator](https://developer.cybersource.com/docs/cybs/en-us/api-fields/reference/all/rest/api-fields/processing-info-aa/processing-info-commerce-ind.md "")
:
Set this field to `retail`.

[processingInformation.industryDataType](https://developer.cybersource.com/docs/cybs/en-us/api-fields/reference/all/rest/api-fields/processing-info-aa/processing-info-industry-data-type.md "")
:
Set this field to `transit`.

REST Example: Discover Authorization with EMV Data {#um-processing-discover-auth-ex-rest}
=========================================================================================

Request

```
{
    "clientReferenceInformation": {
        "comments": "TransitDA BAU nominal value auth",
        "code": "123456",
        "transactionId": "1346334405",
        "partner": {
            "solutionId": "123456",
            "thirdPartyCertificationNumber": "123456789012"
        }
    },
    "processingInformation": {
        "industryDataType": "transit",
        "capture": "false",
        "commerceIndicator": "retail",
        "authorizationOptions": {
            "deferredAuthIndicator": "true",
            "aggregatedAuthIndicator": "true"
        }
    },
    "orderInformation": {
        "amountDetails": {
            "totalAmount": "1.00",
            "currency": "USD"
        }
    },
    "paymentInformation": {
        "card": {
            "type": "004"
        }
    },
    "pointOfSaleInformation": {
        "terminalId": "12345678",
        "catLevel": "2",
        "entryMode": "contactless",
        "terminalCapability": "5",
        "terminalPinCapability": "0",
        "emv": {
            "tags": "9F2608101F3F75E8596414820211009F360200019F2701409F100A01151000000000000000950500000000009F370438A871109A032212129F1A0208409F33030008089F3501259F02060000000000005F2A0208409C01008407A0000001523010",
            "cardSequenceNumber": "99"
        },
        "trackData": ";651000XXXXXXXXXX=49122011804088500000?"
    }
}
```

Response to a Successful Request

```
{
    "_links": {
        "authReversal": {
            "method": "POST",
            "href": "/pts/v2/payments/6920241974736435904951/reversals"
        },
        "self": {
            "method": "GET",
            "href": "/pts/v2/payments/6920241974736435904951"
        },
        "capture": {
            "method": "POST",
            "href": "/pts/v2/payments/6920241974736435904951/captures"
        }
    },
    "clientReferenceInformation": {
        "code": "123456",
        "comments": "TransitDA BAU nominal value auth",
        "partner": {
            "solutionId": "123456"
        },
        "transactionId": "1346334405"
    },
    "id": "6920241974736435904951",
    "orderInformation": {
        "amountDetails": {
            "authorizedAmount": "1.00",
            "currency": "USD"
        }
    },
    "paymentAccountInformation": {
        "card": {
            "type": "004"
        }
    },
    "paymentInformation": {
        "accountFeatures": {
            "category": "DI",
            "group": "0"
        },
        "tokenizedCard": {
            "type": "004"
        },
        "card": {
            "type": "004"
        }
    },
    "pointOfSaleInformation": {
        "emv": {
            "tags": "9F2701409F3501259F36020001"
        }
    },
    "processorInformation": {
        "systemTraceAuditNumber": "033732",
        "approvalCode": "813783",
        "cardReferenceData": "05",
        "networktransactionId": "VISJ      303226529970011",
        "retrievalReferenceNumber": "322614033732",
        "consumerAuthenticationResponse": {
            "code": "0",
            "codeRaw": "0"
        },
        "transactionId": "VISJ      303226529970011",
        "responseCode": "00",
        "avs": {
            "code": "2"
        }
    },
    "reconciliationId": "6920241974736435904951",
    "status": "AUTHORIZED",
    "submitTimeUtc": "2023-08-14T14:43:19Z"
}
```

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