This data elements is not EMV 3DS related, but returns additional data for authorization from external parties (e.g. acquirer / 3rd party processor).

This data element is only returned if request parameter msgver has been used.

It is currently supported for GICC and CB2A, only.

Data Elements

Please note that all data elements listed below are optional in externalPaymentData - also the element externalPaymentData itself is optional.

	Key	Format	CND	Description	Beschreibung	legacy KVP
1	externalApprovalCode	string	O	Acquiring Bank's authorization code / 3rd party approval code	Autorisierungscode der Transaktion des Acquirers / externen Dienstleisters	AID / ApprovalCode
2	externalResponseCode	string	O	3rd party response code	Antwortcode des Acquirers / externen Dienstleisters	CodeExt
3	externalOriginalCode	string	O	In case of credit card payments this represents Issuer/Scheme response code	Im Falle von Kreditkartentransaktionen ist hier ggf. der Antwortcode des Issuers/Schemes enthalten	OriginalCode
4	externalResponseMessage	string	O	3rd party response message	Antworttext des Acquirers / externen Dienstleisters	ErrorText
5	externalOriginalMessage	string	O	In case of credit card payments this represents Issuer/Scheme response message	Im Falle von Kreditkartentransaktionen ist hier ggf. der Antworttext des Issuers/Schemes enthalten	OriginalExtended
6	externalTransactionID	string	O	3rd party transaction identifier	TransaktionsID des externen Dienstleisters	TransactionID / GuWID
7	externalToken	string	O	3rd party token	Token des externen Dienstleisters	TokenExt
8	externalMerchantID	string	O	3rd party merchant identifier	Vertragsnummer des Acquirers / externen Dienstleisters	VU / VUNr
9	externalTerminalID	string	O	3rd party terminal identifier	Terminalnummer für das Processing	TID / TerminalID
10	externalOrderID	string	O	3rdparty order ID	OrderId des Acquirers / externen Dienstleisters

Schema

BASEURL= schemas

{
    "$schema": "http://json-schema.org/draft-07/schema#",
    "$id": "BASEURL/resultsResponse.json",
    "type": "object",
    "properties": {
        "externalApprovalCode": {
            "type": "string"
        },
        "externalResponseCode": {
            "type": "string"
        },
        "externalOriginalCode": {
            "type": "string"
        },
        "externalResponseMessage": {
            "type": "string"
        },
        "externalOriginalMessage": {
            "type": "string"
        },
        "externalTransactionID": {
            "type": "string"
        },
        "externalToken": {
            "type": "string"
        },
        "externalMerchantID": {
            "type": "string"
        },
        "externalTerminalID": {
            "type": "string"
        },
        "externalOrderID": {
            "type": "string"
        }
    },
    "additionalProperties": false
}

Sample

Sample 1

received as

externalpaymentdata=e30

and Base64-decoded as:

{ }

Sample 2

received as

externalpaymentdata=eyJleHRlcm5hbEFwcHJvdmFsQ29kZSI6IjE1OTA3OSIsImV4dGVybmFsUmVzcG9uc2VDb2RlIjoiMDAiLCJleHRlcm5hbE1lcmNoYW50SUQiOiI0MzY4MDk0IiwiZXh0ZXJuYWxUZXJtaW5hbElEIjoiNDM2ODA5NCJ9

and Base64-decoded as:

{"externalApprovalCode":"159079","externalResponseCode":"00","externalMerchantID":"4368094","externalTerminalID":"4368094"}