WS API examples of American Express
Aggregated transit fare with point-to-point encryption
Verify
Request
{
"apiOperation": "VERIFY",
"order": {
"currency": "USD"
},
"lineOfBusiness": "amex",
"sourceOfFunds": {
"provided": {
"card": {
"expiry": {
"month": "12",
"year": "39"
},
"number": "345678901234564",
"emvRequest": {
"5F2A": "840",
"82": "0000",
"84": "0000000000",
"95": "0000000000",
"9A": "161021",
"9C": "00",
"9F02": "000000001099",
"9F10": "06011103A000000A0100000000000BB0ABAD",
"9F1A": "840",
"9F26": "D1F722D47FCA8273",
"9F27": "40",
"9F34": "1E0300",
"9F36": "0002",
"9F37": "2A4E1690",
"9F6E": "1234",
"9F39": "03",
"9F35": "14",
"9F33": "000000",
"5F34": "056"
}
}
},
"type": "CARD"
},
"transaction": {
"source": "CARD_PRESENT",
"transit": {
"aggregatedFare": {
"type": "FARE"
}
}
},
"posTerminal": {
"address": {
"country": "USA"
},
"attended": "UNATTENDED",
"cardholderActivated": "NOT_CARDHOLDER_ACTIVATED",
"inputCapability": "CONTACTLESS_CHIP",
"lane": "CBAS2I02",
"location": "MERCHANT_TERMINAL_ON_PREMISES",
"panEntryMode": "CONTACTLESS",
"pinEntryCapability": "PIN_NOT_SUPPORTED"
}
}
Response
{
"authorizationResponse": {
"transactionIdentifier": "XgaogpHyUPFtSMG"
},
"gatewayEntryPoint": "WEB_SERVICES_API",
"lineOfBusiness": "amex",
"merchant": "PEG_S2I_MER1",
"order": {
"amount": 0.00,
"chargeback": {
"amount": 0,
"currency": "USD"
},
"creationTime": "2025-06-26T05:45:39.747Z",
"currency": "USD",
"id": "AKS_292675669",
"lastUpdatedTime": "2025-06-26T05:45:40.143Z",
"merchantAmount": 0.00,
"merchantCategoryCode": "1234",
"merchantCurrency": "USD",
"status": "VERIFIED",
"totalAuthorizedAmount": 0.00,
"totalCapturedAmount": 0.00,
"totalDisbursedAmount": 0.00,
"totalRefundedAmount": 0.00
},
"posTerminal": {
"address": {
"country": "USA"
},
"attended": "UNATTENDED",
"cardholderActivated": "NOT_CARDHOLDER_ACTIVATED",
"inputCapability": "CONTACTLESS_CHIP",
"lane": "CBAS2I02",
"location": "MERCHANT_TERMINAL_ON_PREMISES",
"panEntryMode": "CONTACTLESS",
"pinEntryCapability": "PIN_NOT_SUPPORTED"
},
"response": {
"acquirerCode": "00",
"gatewayCode": "APPROVED"
},
"result": "SUCCESS",
"sourceOfFunds": {
"provided": {
"card": {
"brand": "AMEX",
"emvRequest": {
"5F2A": "840",
"5F34": "056",
"82": "0000",
"84": "0000000000",
"95": "0000000000",
"9A": "161021",
"9C": "00",
"9F02": "000000001099",
"9F10": "06011103A000000A0100000000000BB0ABAD",
"9F1A": "840",
"9F26": "D1F722D47FCA8273",
"9F27": "40",
"9F33": "000000",
"9F34": "1E0300",
"9F35": "14",
"9F36": "0002",
"9F37": "2A4E1690",
"9F39": "03",
"9F6E": "1234"
},
"expiry": {
"month": "12",
"year": "39"
},
"fundingMethod": "CREDIT",
"number": "345678xxxxx4564",
"paymentAccountReference": "RLPIKA2AX8BBBBSXQCEKZ2NKBIQVO",
"scheme": "AMEX",
"sequenceNumber": "056",
"storedOnFile": "NOT_STORED"
}
},
"type": "CARD"
},
"timeOfLastUpdate": "2025-06-26T05:45:40.143Z",
"timeOfRecord": "2025-06-26T05:45:39.788Z",
"transaction": {
"acquirer": {
"id": "NEX_AMEX_ELAVON_S2I",
"merchantId": "9808"
},
"amount": 0.00,
"currency": "USD",
"id": "AKS_864198839",
"receipt": "517705000018",
"source": "CARD_PRESENT",
"stan": "18",
"terminal": "0001",
"transit": {
"aggregatedFare": {
"type": "FARE"
}
},
"type": "VERIFICATION"
},
"version": "100"
}
Authorization
Request
{
"apiOperation": "AUTHORIZE",
"order": {
"amount": "100",
"currency": "USD"
},
"lineOfBusiness": "amex",
"sourceOfFunds": {
"provided": {
"card": {
"emvRequest": {
"5F2A": "978",
"82": "0000",
"84": "0000000000",
"95": "0000000000",
"9A": "161021",
"9C": "00",
"9F02": "000000001099",
"9F10": "06011103A000000A0100000000000BB0ABAD",
"9F1A": "840",
"9F26": "D1F722D47FCA8273",
"9F27": "40",
"9F34": "1E0300",
"9F36": "0002",
"9F37": "2A4E1690",
"9F6E": "1234",
"9F39": "03",
"9F35": "14",
"9F33": "000000",
"5F34": "000",
"9F1E": 12345
},
"p2pe": {
"cardBin": "345678",
"initializationVector": "00000000000000000000000000000000",
"encryptionState": "VALID",
"keySerialNumber": "3CE000000000000000000001",
"payload": "c33e0985d7f7e6da8519eeaee114bea45b8adf66667e10eb5362d09ffec56018"
}
}
},
"type": "CARD"
},
"transaction": {
"acquirer": {},
"source": "CARD_PRESENT",
"transit": {
"aggregatedFare": {
"aggregationStartDate": "2022-05-05",
"type": "FARE",
"transportationMode": "TRAIN"
}
}
},
"posTerminal": {
"address": {
"country": "USA"
},
"attended": "UNATTENDED",
"cardholderActivated": "NOT_CARDHOLDER_ACTIVATED",
"inputCapability": "CONTACTLESS_CHIP",
"lane": "CBAS2I02",
"location": "MERCHANT_TERMINAL_ON_PREMISES",
"panEntryMode": "CONTACTLESS",
"pinEntryCapability": "PIN_NOT_SUPPORTED"
}
}
Response
{
"authorizationResponse": {
"processingCode": "000000",
"transactionIdentifier": "OsChMdb8EaKYm4Q"
},
"gatewayEntryPoint": "WEB_SERVICES_API",
"lineOfBusiness": "amex",
"merchant": "CYG_S2I_MER2",
"order": {
"amount": 100.00,
"authenticationStatus": "AUTHENTICATION_NOT_IN_EFFECT",
"chargeback": {
"amount": 0,
"currency": "USD"
},
"creationTime": "2025-06-25T08:55:17.548Z",
"currency": "USD",
"id": "AKS_63440946",
"lastUpdatedTime": "2025-06-25T08:55:17.993Z",
"merchantAmount": 100.00,
"merchantCategoryCode": "1234",
"merchantCurrency": "USD",
"status": "AUTHORIZED",
"totalAuthorizedAmount": 100.00,
"totalCapturedAmount": 0.00,
"totalDisbursedAmount": 0.00,
"totalRefundedAmount": 0.00
},
"posTerminal": {
"address": {
"country": "USA"
},
"attended": "UNATTENDED",
"cardholderActivated": "NOT_CARDHOLDER_ACTIVATED",
"inputCapability": "CONTACTLESS_CHIP",
"lane": "CBAS2I02",
"location": "MERCHANT_TERMINAL_ON_PREMISES",
"panEntryMode": "CONTACTLESS",
"pinEntryCapability": "PIN_NOT_SUPPORTED",
"serialNumber": "12345"
},
"response": {
"acquirerCode": "00",
"acquirerMessage": "Approved",
"gatewayCode": "APPROVED",
"gatewayRecommendation": "NO_ACTION"
},
"result": "SUCCESS",
"sourceOfFunds": {
"provided": {
"card": {
"brand": "AMEX",
"emvRequest": {
"5F2A": "978",
"5F34": "000",
"82": "0000",
"84": "0000000000",
"95": "0000000000",
"9A": "161021",
"9C": "00",
"9F02": "000000001099",
"9F10": "06011103A000000A0100000000000BB0ABAD",
"9F1A": "840",
"9F1E": "12345",
"9F26": "D1F722D47FCA8273",
"9F27": "40",
"9F33": "000000",
"9F34": "1E0300",
"9F35": "14",
"9F36": "0002",
"9F37": "2A4E1690",
"9F39": "03",
"9F6E": "1234"
},
"encryption": "DUKPT",
"expiry": {
"month": "12",
"year": "30"
},
"fundingMethod": "CREDIT",
"number": "345678xxxxx4564",
"paymentAccountReference": "4TANITVLDBRAIA3FEHDPE5KV3NPRA",
"scheme": "AMEX",
"sequenceNumber": "000",
"storedOnFile": "NOT_STORED",
"trackDataProvided": true
}
},
"type": "CARD"
},
"timeOfLastUpdate": "2025-06-25T08:55:17.993Z",
"timeOfRecord": "2025-06-25T08:55:17.653Z",
"transaction": {
"acquirer": {
"batch": 1,
"date": "2025-06-25",
"id": "NEX_AMEX_ELAVON_S2I",
"merchantId": "9808"
},
"amount": 100.00,
"authenticationStatus": "AUTHENTICATION_NOT_IN_EFFECT",
"authorizationCode": "abcd12",
"currency": "USD",
"id": "AKS_698890547",
"receipt": "517608000004",
"source": "CARD_PRESENT",
"stan": "4",
"terminal": "0002",
"transit": {
"aggregatedFare": {
"aggregationStartDate": "2022-05-05",
"transportationMode": "TRAIN",
"type": "FARE"
}
},
"type": "AUTHORIZATION"
},
"version": "100"
}
Capture
Request
{
"apiOperation": "CAPTURE",
"lineOfBusiness": "amex",
"transaction": {
"amount": "10",
"currency": "USD",
"acquirer": {
}
}
}
Response
{
"authorizationResponse": {
"processingCode": "000000",
"transactionIdentifier": "OsChMdb8EaKYm4Q"
},
"gatewayEntryPoint": "WEB_SERVICES_API",
"lineOfBusiness": "amex",
"merchant": "CYG_S2I_MER2",
"order": {
"amount": 100.00,
"chargeback": {
"amount": 0,
"currency": "USD"
},
"creationTime": "2025-06-25T08:55:17.548Z",
"currency": "USD",
"id": "AKS_63440946",
"lastUpdatedTime": "2025-06-25T09:15:54.265Z",
"merchantAmount": 100.00,
"merchantCategoryCode": "1234",
"merchantCurrency": "USD",
"status": "PARTIALLY_CAPTURED",
"totalAuthorizedAmount": 100.00,
"totalCapturedAmount": 10.00,
"totalDisbursedAmount": 0.00,
"totalRefundedAmount": 0.00
},
"posTerminal": {
"address": {
"country": "USA"
},
"attended": "UNATTENDED",
"cardholderActivated": "NOT_CARDHOLDER_ACTIVATED",
"inputCapability": "CONTACTLESS_CHIP",
"lane": "CBAS2I02",
"location": "MERCHANT_TERMINAL_ON_PREMISES",
"panEntryMode": "CONTACTLESS",
"pinEntryCapability": "PIN_NOT_SUPPORTED",
"serialNumber": "12345"
},
"response": {
"gatewayCode": "APPROVED_PENDING_SETTLEMENT"
},
"result": "SUCCESS",
"sourceOfFunds": {
"provided": {
"card": {
"brand": "AMEX",
"expiry": {
"month": "12",
"year": "30"
},
"fundingMethod": "CREDIT",
"number": "345678xxxxx4564",
"scheme": "AMEX",
"sequenceNumber": "000",
"storedOnFile": "NOT_STORED",
"trackDataProvided": true
}
},
"type": "CARD"
},
"timeOfLastUpdate": "2025-06-25T09:15:54.265Z",
"timeOfRecord": "2025-06-25T09:15:54.090Z",
"transaction": {
"acquirer": {
"batch": 1,
"date": "2025-06-25",
"id": "NEX_AMEX_ELAVON_S2I",
"merchantId": "9808",
"settlementDate": "2025-06-25",
"timeZone": "-0400"
},
"amount": 10.00,
"authorizationCode": "abcd12",
"currency": "USD",
"id": "AKS_934433620",
"receipt": "517609000005",
"source": "CARD_PRESENT",
"stan": "5",
"terminal": "0002",
"transit": {
"aggregatedFare": {
"aggregationStartDate": "2022-05-05",
"transportationMode": "TRAIN",
"type": "FARE"
}
},
"type": "CAPTURE"
},
"version": "100"
}
Refund
Request
{
"apiOperation": "REFUND",
"lineOfBusiness": "amex",
"transaction": {
"amount": "10",
"currency": "USD",
"acquirer": {
}
}
}
Response
{
"authorizationResponse": {
"processingCode": "000000",
"transactionIdentifier": "OsChMdb8EaKYm4Q"
},
"gatewayEntryPoint": "WEB_SERVICES_API",
"lineOfBusiness": "amex",
"merchant": "CYG_S2I_MER2",
"order": {
"amount": 100.00,
"chargeback": {
"amount": 0,
"currency": "USD"
},
"creationTime": "2025-06-25T08:55:17.548Z",
"currency": "USD",
"id": "AKS_63440946",
"lastUpdatedTime": "2025-06-25T09:17:21.979Z",
"merchantAmount": 100.00,
"merchantCategoryCode": "1234",
"merchantCurrency": "USD",
"status": "REFUNDED",
"totalAuthorizedAmount": 100.00,
"totalCapturedAmount": 10.00,
"totalDisbursedAmount": 0.00,
"totalRefundedAmount": 10.00
},
"posTerminal": {
"address": {
"country": "USA"
},
"attended": "UNATTENDED",
"cardholderActivated": "NOT_CARDHOLDER_ACTIVATED",
"inputCapability": "CONTACTLESS_CHIP",
"lane": "CBAS2I02",
"location": "MERCHANT_TERMINAL_ON_PREMISES",
"panEntryMode": "CONTACTLESS",
"pinEntryCapability": "PIN_NOT_SUPPORTED",
"serialNumber": "12345"
},
"response": {
"gatewayCode": "APPROVED_PENDING_SETTLEMENT"
},
"result": "SUCCESS",
"sourceOfFunds": {
"provided": {
"card": {
"brand": "AMEX",
"expiry": {
"month": "12",
"year": "30"
},
"fundingMethod": "CREDIT",
"number": "345678xxxxx4564",
"scheme": "AMEX",
"sequenceNumber": "000",
"storedOnFile": "NOT_STORED",
"trackDataProvided": true
}
},
"type": "CARD"
},
"timeOfLastUpdate": "2025-06-25T09:17:21.979Z",
"timeOfRecord": "2025-06-25T09:17:21.789Z",
"transaction": {
"acquirer": {
"batch": 1,
"date": "2025-06-25",
"id": "NEX_AMEX_ELAVON_S2I",
"merchantId": "9808",
"settlementDate": "2025-06-25",
"timeZone": "-0400"
},
"amount": 10.00,
"currency": "USD",
"id": "AKS_304936581",
"receipt": "517609000006",
"source": "CARD_PRESENT",
"stan": "6",
"terminal": "0002",
"type": "REFUND"
},
"version": "100"
}
Void
Request
{
"apiOperation": "VOID",
"transaction": {
"targetTransactionId": "AKS_304936581",
"acquirer": {
}
}
}
Response
{
"authorizationResponse": {
"processingCode": "000000",
"transactionIdentifier": "OsChMdb8EaKYm4Q"
},
"gatewayEntryPoint": "WEB_SERVICES_API",
"lineOfBusiness": "amex",
"merchant": "CYG_S2I_MER2",
"order": {
"amount": 100.00,
"chargeback": {
"amount": 0,
"currency": "USD"
},
"creationTime": "2025-06-25T08:55:17.548Z",
"currency": "USD",
"id": "AKS_63440946",
"lastUpdatedTime": "2025-06-25T09:19:06.660Z",
"merchantAmount": 100.00,
"merchantCategoryCode": "1234",
"merchantCurrency": "USD",
"status": "PARTIALLY_CAPTURED",
"totalAuthorizedAmount": 100.00,
"totalCapturedAmount": 10.00,
"totalDisbursedAmount": 0.00,
"totalRefundedAmount": 0.00
},
"posTerminal": {
"address": {
"country": "USA"
},
"attended": "UNATTENDED",
"cardholderActivated": "NOT_CARDHOLDER_ACTIVATED",
"inputCapability": "CONTACTLESS_CHIP",
"lane": "CBAS2I02",
"location": "MERCHANT_TERMINAL_ON_PREMISES",
"panEntryMode": "CONTACTLESS",
"pinEntryCapability": "PIN_NOT_SUPPORTED",
"serialNumber": "12345"
},
"response": {
"gatewayCode": "APPROVED"
},
"result": "SUCCESS",
"sourceOfFunds": {
"provided": {
"card": {
"brand": "AMEX",
"expiry": {
"month": "12",
"year": "30"
},
"fundingMethod": "CREDIT",
"number": "345678xxxxx4564",
"scheme": "AMEX",
"sequenceNumber": "000",
"storedOnFile": "NOT_STORED",
"trackDataProvided": true
}
},
"type": "CARD"
},
"timeOfLastUpdate": "2025-06-25T09:19:06.660Z",
"timeOfRecord": "2025-06-25T09:19:06.418Z",
"transaction": {
"acquirer": {
"batch": 1,
"date": "2025-06-25",
"id": "NEX_AMEX_ELAVON_S2I",
"merchantId": "9808",
"settlementDate": "2025-06-25",
"timeZone": "-0400"
},
"amount": 10.00,
"currency": "USD",
"id": "AKS_94186687",
"receipt": "517609000007",
"source": "CARD_PRESENT",
"stan": "7",
"targetTransactionId": "AKS_304936581",
"terminal": "0002",
"type": "VOID_REFUND"
},
"version": "100"
}
Tap initiated debt recovery with point-to-point encryption
Authorization
Request
{
"apiOperation": "AUTHORIZE",
"order": {
"amount": "100",
"currency": "USD"
},
"lineOfBusiness": "amex",
"sourceOfFunds": {
"provided": {
"card": {
"emvRequest": {
"5F2A": "978",
"82": "0000",
"84": "0000000000",
"95": "0000000000",
"9A": "161021",
"9C": "00",
"9F02": "000000001099",
"9F10": "06011103A000000A0100000000000BB0ABAD",
"9F1A": "840",
"9F26": "D1F722D47FCA8273",
"9F27": "40",
"9F34": "1E0300",
"9F36": "0002",
"9F37": "2A4E1690",
"9F6E": "1234",
"9F39": "03",
"9F35": "14",
"9F33": "000000",
"5F34": "000",
"9F1E": 12345
},
"p2pe": {
"cardBin": "345678",
"initializationVector": "00000000000000000000000000000000",
"encryptionState": "VALID",
"keySerialNumber": "3CE000000000000000000001",
"payload": "c33e0985d7f7e6da8519eeaee114bea45b8adf66667e10eb5362d09ffec56018"
}
}
},
"type": "CARD"
},
"transaction": {
"acquirer": {},
"source": "CARD_PRESENT",
"transit": {
"aggregatedFare": {
"aggregationStartDate": "2022-05-05",
"type": "DEBT_RECOVERY_TAP_INITIATED",
"transportationMode": "TRAIN"
}
}
},
"posTerminal": {
"address": {
"country": "USA"
},
"attended": "UNATTENDED",
"cardholderActivated": "NOT_CARDHOLDER_ACTIVATED",
"inputCapability": "CONTACTLESS_CHIP",
"lane": "CBAS2I02",
"location": "MERCHANT_TERMINAL_ON_PREMISES",
"panEntryMode": "CONTACTLESS",
"pinEntryCapability": "PIN_NOT_SUPPORTED"
}
}
Response
{
"authorizationResponse": {
"processingCode": "000000",
"transactionIdentifier": "8o1i7DOrllL9Zsg"
},
"gatewayEntryPoint": "WEB_SERVICES_API",
"lineOfBusiness": "amex",
"merchant": "CYG_S2I_MER2",
"order": {
"amount": 100.00,
"authenticationStatus": "AUTHENTICATION_NOT_IN_EFFECT",
"chargeback": {
"amount": 0,
"currency": "USD"
},
"creationTime": "2025-06-25T09:20:50.963Z",
"currency": "USD",
"id": "AKS_593582711",
"lastUpdatedTime": "2025-06-25T09:20:51.359Z",
"merchantAmount": 100.00,
"merchantCategoryCode": "1234",
"merchantCurrency": "USD",
"status": "AUTHORIZED",
"totalAuthorizedAmount": 100.00,
"totalCapturedAmount": 0.00,
"totalDisbursedAmount": 0.00,
"totalRefundedAmount": 0.00
},
"posTerminal": {
"address": {
"country": "USA"
},
"attended": "UNATTENDED",
"cardholderActivated": "NOT_CARDHOLDER_ACTIVATED",
"inputCapability": "CONTACTLESS_CHIP",
"lane": "CBAS2I02",
"location": "MERCHANT_TERMINAL_ON_PREMISES",
"panEntryMode": "CONTACTLESS",
"pinEntryCapability": "PIN_NOT_SUPPORTED",
"serialNumber": "12345"
},
"response": {
"acquirerCode": "00",
"acquirerMessage": "Approved",
"gatewayCode": "APPROVED",
"gatewayRecommendation": "NO_ACTION"
},
"result": "SUCCESS",
"sourceOfFunds": {
"provided": {
"card": {
"brand": "AMEX",
"emvRequest": {
"5F2A": "978",
"5F34": "000",
"82": "0000",
"84": "0000000000",
"95": "0000000000",
"9A": "161021",
"9C": "00",
"9F02": "000000001099",
"9F10": "06011103A000000A0100000000000BB0ABAD",
"9F1A": "840",
"9F1E": "12345",
"9F26": "D1F722D47FCA8273",
"9F27": "40",
"9F33": "000000",
"9F34": "1E0300",
"9F35": "14",
"9F36": "0002",
"9F37": "2A4E1690",
"9F39": "03",
"9F6E": "1234"
},
"encryption": "DUKPT",
"expiry": {
"month": "12",
"year": "30"
},
"fundingMethod": "CREDIT",
"number": "345678xxxxx4564",
"paymentAccountReference": "MHASUSHPHVNS9NUF3WFWJWUIOZV5M",
"scheme": "AMEX",
"sequenceNumber": "000",
"storedOnFile": "NOT_STORED",
"trackDataProvided": true
}
},
"type": "CARD"
},
"timeOfLastUpdate": "2025-06-25T09:20:51.359Z",
"timeOfRecord": "2025-06-25T09:20:51.053Z",
"transaction": {
"acquirer": {
"batch": 1,
"date": "2025-06-25",
"id": "NEX_AMEX_ELAVON_S2I",
"merchantId": "9808"
},
"amount": 100.00,
"authenticationStatus": "AUTHENTICATION_NOT_IN_EFFECT",
"authorizationCode": "abcd12",
"currency": "USD",
"id": "AKS_309460362",
"receipt": "517609000008",
"source": "CARD_PRESENT",
"stan": "8",
"terminal": "0001",
"transit": {
"aggregatedFare": {
"aggregationStartDate": "2022-05-05",
"transportationMode": "TRAIN",
"type": "DEBT_RECOVERY_TAP_INITIATED"
}
},
"type": "AUTHORIZATION"
},
"version": "100"
}
Capture
Request
{
"apiOperation": "CAPTURE",
"lineOfBusiness": "amex",
"transaction": {
"amount": "10",
"currency": "USD",
"acquirer": {
}
}
}
Response
{
"authorizationResponse": {
"processingCode": "000000",
"transactionIdentifier": "8o1i7DOrllL9Zsg"
},
"gatewayEntryPoint": "WEB_SERVICES_API",
"lineOfBusiness": "amex",
"merchant": "CYG_S2I_MER2",
"order": {
"amount": 100.00,
"chargeback": {
"amount": 0,
"currency": "USD"
},
"creationTime": "2025-06-25T09:20:50.963Z",
"currency": "USD",
"id": "AKS_593582711",
"lastUpdatedTime": "2025-06-25T09:34:20.579Z",
"merchantAmount": 100.00,
"merchantCategoryCode": "1234",
"merchantCurrency": "USD",
"status": "PARTIALLY_CAPTURED",
"totalAuthorizedAmount": 100.00,
"totalCapturedAmount": 10.00,
"totalDisbursedAmount": 0.00,
"totalRefundedAmount": 0.00
},
"posTerminal": {
"address": {
"country": "USA"
},
"attended": "UNATTENDED",
"cardholderActivated": "NOT_CARDHOLDER_ACTIVATED",
"inputCapability": "CONTACTLESS_CHIP",
"lane": "CBAS2I02",
"location": "MERCHANT_TERMINAL_ON_PREMISES",
"panEntryMode": "CONTACTLESS",
"pinEntryCapability": "PIN_NOT_SUPPORTED",
"serialNumber": "12345"
},
"response": {
"gatewayCode": "APPROVED_PENDING_SETTLEMENT"
},
"result": "SUCCESS",
"sourceOfFunds": {
"provided": {
"card": {
"brand": "AMEX",
"expiry": {
"month": "12",
"year": "30"
},
"fundingMethod": "CREDIT",
"number": "345678xxxxx4564",
"scheme": "AMEX",
"sequenceNumber": "000",
"storedOnFile": "NOT_STORED",
"trackDataProvided": true
}
},
"type": "CARD"
},
"timeOfLastUpdate": "2025-06-25T09:34:20.579Z",
"timeOfRecord": "2025-06-25T09:34:20.409Z",
"transaction": {
"acquirer": {
"batch": 1,
"date": "2025-06-25",
"id": "NEX_AMEX_ELAVON_S2I",
"merchantId": "9808",
"settlementDate": "2025-06-25",
"timeZone": "-0400"
},
"amount": 10.00,
"authorizationCode": "abcd12",
"currency": "USD",
"id": "AKS_521743322",
"receipt": "517609000008",
"source": "CARD_PRESENT",
"stan": "8",
"terminal": "0002",
"transit": {
"aggregatedFare": {
"aggregationStartDate": "2022-05-05",
"transportationMode": "TRAIN",
"type": "DEBT_RECOVERY_TAP_INITIATED"
}
},
"type": "CAPTURE"
},
"version": "100"
}
Refund
Request
{
"apiOperation": "REFUND",
"lineOfBusiness": "amex",
"transaction": {
"amount": "10",
"currency": "USD",
"acquirer": {
}
}
}
Response
{
"authorizationResponse": {
"processingCode": "000000",
"transactionIdentifier": "8o1i7DOrllL9Zsg"
},
"gatewayEntryPoint": "WEB_SERVICES_API",
"lineOfBusiness": "amex",
"merchant": "CYG_S2I_MER2",
"order": {
"amount": 100.00,
"chargeback": {
"amount": 0,
"currency": "USD"
},
"creationTime": "2025-06-25T09:20:50.963Z",
"currency": "USD",
"id": "AKS_593582711",
"lastUpdatedTime": "2025-06-25T09:35:56.726Z",
"merchantAmount": 100.00,
"merchantCategoryCode": "1234",
"merchantCurrency": "USD",
"status": "REFUNDED",
"totalAuthorizedAmount": 100.00,
"totalCapturedAmount": 10.00,
"totalDisbursedAmount": 0.00,
"totalRefundedAmount": 10.00
},
"posTerminal": {
"address": {
"country": "USA"
},
"attended": "UNATTENDED",
"cardholderActivated": "NOT_CARDHOLDER_ACTIVATED",
"inputCapability": "CONTACTLESS_CHIP",
"lane": "CBAS2I02",
"location": "MERCHANT_TERMINAL_ON_PREMISES",
"panEntryMode": "CONTACTLESS",
"pinEntryCapability": "PIN_NOT_SUPPORTED",
"serialNumber": "12345"
},
"response": {
"gatewayCode": "APPROVED_PENDING_SETTLEMENT"
},
"result": "SUCCESS",
"sourceOfFunds": {
"provided": {
"card": {
"brand": "AMEX",
"expiry": {
"month": "12",
"year": "30"
},
"fundingMethod": "CREDIT",
"number": "345678xxxxx4564",
"scheme": "AMEX",
"sequenceNumber": "000",
"storedOnFile": "NOT_STORED",
"trackDataProvided": true
}
},
"type": "CARD"
},
"timeOfLastUpdate": "2025-06-25T09:35:56.726Z",
"timeOfRecord": "2025-06-25T09:35:56.565Z",
"transaction": {
"acquirer": {
"batch": 1,
"date": "2025-06-25",
"id": "NEX_AMEX_ELAVON_S2I",
"merchantId": "9808",
"settlementDate": "2025-06-25",
"timeZone": "-0400"
},
"amount": 10.00,
"currency": "USD",
"id": "AKS_940431138",
"receipt": "517609000009",
"source": "CARD_PRESENT",
"stan": "9",
"terminal": "0002",
"type": "REFUND"
},
"version": "100"
}
Void
Request
{
"apiOperation": "VOID",
"transaction": {
"targetTransactionId": "AKS_940431138",
"acquirer": {
}
}
}
Response
{
"authorizationResponse": {
"processingCode": "000000",
"transactionIdentifier": "8o1i7DOrllL9Zsg"
},
"gatewayEntryPoint": "WEB_SERVICES_API",
"lineOfBusiness": "amex",
"merchant": "CYG_S2I_MER2",
"order": {
"amount": 100.00,
"chargeback": {
"amount": 0,
"currency": "USD"
},
"creationTime": "2025-06-25T09:20:50.963Z",
"currency": "USD",
"id": "AKS_593582711",
"lastUpdatedTime": "2025-06-25T09:37:21.144Z",
"merchantAmount": 100.00,
"merchantCategoryCode": "1234",
"merchantCurrency": "USD",
"status": "PARTIALLY_CAPTURED",
"totalAuthorizedAmount": 100.00,
"totalCapturedAmount": 10.00,
"totalDisbursedAmount": 0.00,
"totalRefundedAmount": 0.00
},
"posTerminal": {
"address": {
"country": "USA"
},
"attended": "UNATTENDED",
"cardholderActivated": "NOT_CARDHOLDER_ACTIVATED",
"inputCapability": "CONTACTLESS_CHIP",
"lane": "CBAS2I02",
"location": "MERCHANT_TERMINAL_ON_PREMISES",
"panEntryMode": "CONTACTLESS",
"pinEntryCapability": "PIN_NOT_SUPPORTED",
"serialNumber": "12345"
},
"response": {
"gatewayCode": "APPROVED"
},
"result": "SUCCESS",
"sourceOfFunds": {
"provided": {
"card": {
"brand": "AMEX",
"expiry": {
"month": "12",
"year": "30"
},
"fundingMethod": "CREDIT",
"number": "345678xxxxx4564",
"scheme": "AMEX",
"sequenceNumber": "000",
"storedOnFile": "NOT_STORED",
"trackDataProvided": true
}
},
"type": "CARD"
},
"timeOfLastUpdate": "2025-06-25T09:37:21.144Z",
"timeOfRecord": "2025-06-25T09:37:20.911Z",
"transaction": {
"acquirer": {
"batch": 1,
"date": "2025-06-25",
"id": "NEX_AMEX_ELAVON_S2I",
"merchantId": "9808",
"settlementDate": "2025-06-25",
"timeZone": "-0400"
},
"amount": 10.00,
"currency": "USD",
"id": "AKS_164399455",
"receipt": "517609000010",
"source": "CARD_PRESENT",
"stan": "10",
"targetTransactionId": "AKS_940431138",
"terminal": "0002",
"type": "VOID_REFUND"
},
"version": "100"
}
Payer initiated debt recovery
Mail Order Telephone Order (MOTO)
Authorization
Request
{
"apiOperation": "AUTHORIZE",
"lineOfBusiness": "amex",
"order": {
"amount": "100",
"currency": "USD"
},
"sourceOfFunds": {
"provided": {
"card": {
"expiry": {
"month": "12",
"year": "39"
},
"number": "345678901234564",
"sequenceNumber": "099"
}
},
"type": "CARD"
},
"transaction": {
"acquirer": {
},
"source": "MOTO",
"transit": {
"aggregatedFare": {
"aggregationStartDate": "2022-05-05",
"type": "DEBT_RECOVERY_PAYER_INITIATED",
"transportationMode": "TRAIN"
}
}
}
}
Response
{
"authorizationResponse": {
"processingCode": "000000",
"transactionIdentifier": "77ywS6CLXeYIBJ3"
},
"gatewayEntryPoint": "WEB_SERVICES_API",
"lineOfBusiness": "amex",
"merchant": "PEG_S2I_MER1",
"order": {
"amount": 100,
"authenticationStatus": "AUTHENTICATION_NOT_IN_EFFECT",
"chargeback": {
"amount": 0,
"currency": "USD"
},
"creationTime": "2025-07-02T06:08:27.802Z",
"currency": "USD",
"id": "AKS_484914753",
"lastUpdatedTime": "2025-07-02T06:08:28.091Z",
"merchantAmount": 100,
"merchantCategoryCode": "1234",
"merchantCurrency": "USD",
"status": "AUTHORIZED",
"totalAuthorizedAmount": 100,
"totalCapturedAmount": 0,
"totalDisbursedAmount": 0,
"totalRefundedAmount": 0
},
"response": {
"acquirerCode": "00",
"acquirerMessage": "Approved",
"gatewayCode": "APPROVED",
"gatewayRecommendation": "NO_ACTION"
},
"result": "SUCCESS",
"sourceOfFunds": {
"provided": {
"card": {
"brand": "AMEX",
"expiry": {
"month": "12",
"year": "39"
},
"fundingMethod": "CREDIT",
"number": "345678xxxxx4564",
"paymentAccountReference": "QLFS1YGBZUA8IECWJKNGQT9LD4T77",
"scheme": "AMEX",
"sequenceNumber": "099",
"storedOnFile": "NOT_STORED"
}
},
"type": "CARD"
},
"timeOfLastUpdate": "2025-07-02T06:08:28.091Z",
"timeOfRecord": "2025-07-02T06:08:27.903Z",
"transaction": {
"acquirer": {
"batch": 1,
,
"date": "2025-07-02",
"id": "NEX_AMEX_ELAVON_S2I",
"merchantId": "9808"
},
"amount": 100,
"authenticationStatus": "AUTHENTICATION_NOT_IN_EFFECT",
"authorizationCode": "abcd12",
"currency": "USD",
"id": "AKS_566556867",
"receipt": "518306000044",
"source": "MOTO",
"stan": "44",
"terminal": "0001",
"transit": {
"aggregatedFare": {
"aggregationStartDate": "2022-05-05",
"transportationMode": "TRAIN",
"type": "DEBT_RECOVERY_PAYER_INITIATED"
}
},
"type": "AUTHORIZATION"
},
"version": "100"
}
Merchant initiated debt recovery with point-to-point encryption
Failed authorization
Request
{
"apiOperation": "AUTHORIZE",
"order": {
"amount": "11.25",
"currency": "USD"
},
"lineOfBusiness": "amex",
"sourceOfFunds": {
"provided": {
"card": {
"emvRequest": {
"5F2A": "978",
"82": "0000",
"84": "0000000000",
"95": "0000000000",
"9A": "161021",
"9C": "00",
"9F02": "000000001099",
"9F10": "06011103A000000A0100000000000BB0ABAD",
"9F1A": "840",
"9F26": "D1F722D47FCA8273",
"9F27": "40",
"9F34": "1E0300",
"9F36": "0002",
"9F37": "2A4E1690",
"9F6E": "1234",
"9F39": "03",
"9F35": "14",
"9F33": "000000",
"5F34": "000",
"9F1E": 12345
},
"p2pe": {
"cardBin": "345678",
"initializationVector": "00000000000000000000000000000000",
"encryptionState": "VALID",
"keySerialNumber": "3CE000000000000000000001",
"payload": "c33e0985d7f7e6da8519eeaee114bea45b8adf66667e10eb5362d09ffec56018"
}
}
},
"type": "CARD"
},
"transaction": {
"acquirer": {
},
"source": "CARD_PRESENT",
"transit": {
"aggregatedFare": {
"aggregationStartDate": "2022-05-05",
"type": "FARE",
"transportationMode": "TRAIN"
}
}
},
"posTerminal": {
"address": {
"country": "USA"
},
"attended": "UNATTENDED",
"cardholderActivated": "NOT_CARDHOLDER_ACTIVATED",
"inputCapability": "CONTACTLESS_CHIP",
"lane": "CBAS2I02",
"location": "MERCHANT_TERMINAL_ON_PREMISES",
"panEntryMode": "CONTACTLESS",
"pinEntryCapability": "PIN_NOT_SUPPORTED"
}
}
Response
{
"authorizationResponse": {
"processingCode": "000000",
"transactionIdentifier": "Llb6j6LILD6EZmD"
},
"gatewayEntryPoint": "WEB_SERVICES_API",
"lineOfBusiness": "amex",
"merchant": "CYG_S2I_MER2",
"order": {
"amount": 11.25,
"authenticationStatus": "AUTHENTICATION_NOT_IN_EFFECT",
"chargeback": {
"amount": 0,
"currency": "USD"
},
"creationTime": "2025-06-25T09:40:27.095Z",
"currency": "USD",
"id": "AKS_784962552",
"lastUpdatedTime": "2025-06-25T09:40:27.499Z",
"merchantAmount": 11.25,
"merchantCategoryCode": "1234",
"merchantCurrency": "USD",
"status": "FAILED",
"totalAuthorizedAmount": 11.25,
"totalCapturedAmount": 0.00,
"totalDisbursedAmount": 0.00,
"totalRefundedAmount": 0.00
},
"posTerminal": {
"address": {
"country": "USA"
},
"attended": "UNATTENDED",
"cardholderActivated": "NOT_CARDHOLDER_ACTIVATED",
"inputCapability": "CONTACTLESS_CHIP",
"lane": "CBAS2I02",
"location": "MERCHANT_TERMINAL_ON_PREMISES",
"panEntryMode": "CONTACTLESS",
"pinEntryCapability": "PIN_NOT_SUPPORTED",
"serialNumber": "12345"
},
"response": {
"acquirerCode": "51",
"acquirerMessage": "Not sufficient funds",
"gatewayCode": "INSUFFICIENT_FUNDS",
"gatewayRecommendation": "RESUBMIT_WITH_ALTERNATIVE_PAYMENT_DETAILS"
},
"result": "FAILURE",
"sourceOfFunds": {
"provided": {
"card": {
"brand": "AMEX",
"emvRequest": {
"5F2A": "978",
"5F34": "000",
"82": "0000",
"84": "0000000000",
"95": "0000000000",
"9A": "161021",
"9C": "00",
"9F02": "000000001099",
"9F10": "06011103A000000A0100000000000BB0ABAD",
"9F1A": "840",
"9F1E": "12345",
"9F26": "D1F722D47FCA8273",
"9F27": "40",
"9F33": "000000",
"9F34": "1E0300",
"9F35": "14",
"9F36": "0002",
"9F37": "2A4E1690",
"9F39": "03",
"9F6E": "1234"
},
"encryption": "DUKPT",
"expiry": {
"month": "12",
"year": "30"
},
"fundingMethod": "CREDIT",
"number": "345678xxxxx4564",
"paymentAccountReference": "DFYHUALNK3G9NFEB20HZWJUKRMLKZ",
"scheme": "AMEX",
"sequenceNumber": "000",
"storedOnFile": "NOT_STORED",
"trackDataProvided": true
}
},
"type": "CARD"
},
"timeOfLastUpdate": "2025-06-25T09:40:27.499Z",
"timeOfRecord": "2025-06-25T09:40:27.192Z",
"transaction": {
"acquirer": {
"batch": 1,
"date": "2025-06-25",
"id": "NEX_AMEX_ELAVON_S2I",
"merchantId": "9808"
},
"amount": 11.25,
"authenticationStatus": "AUTHENTICATION_NOT_IN_EFFECT",
"authorizationCode": "abcd12",
"currency": "USD",
"id": "AKS_878209541",
"receipt": "517609000009",
"source": "CARD_PRESENT",
"stan": "9",
"terminal": "0001",
"transit": {
"aggregatedFare": {
"aggregationStartDate": "2022-05-05",
"transportationMode": "TRAIN",
"type": "FARE"
}
},
"type": "AUTHORIZATION"
},
"version": "100"
}
Merchant initiated debt recovery
Request
{
"apiOperation": "AUTHORIZE",
"order": {
"amount": "100",
"currency": "USD"
},
"lineOfBusiness": "amex",
"sourceOfFunds": {
"type": "CARD"
},
"referenceOrderId": "AKS_784962552",
"transaction": {
"resubmission": true,
"acquirer": {
},
"source": "MERCHANT",
"transit": {
"aggregatedFare": {
"aggregationStartDate": "2022-05-05",
"type": "DEBT_RECOVERY_MERCHANT_INITIATED",
"transportationMode": "TRAIN"
}
}
}
}
Response
{
"authorizationResponse": {
"processingCode": "000000",
"transactionIdentifier": "Llb6j6LILD6EZmD"
},
"gatewayEntryPoint": "WEB_SERVICES_API",
"lineOfBusiness": "amex",
"merchant": "CYG_S2I_MER2",
"order": {
"amount": 100.00,
"authenticationStatus": "AUTHENTICATION_NOT_IN_EFFECT",
"chargeback": {
"amount": 0,
"currency": "USD"
},
"creationTime": "2025-06-25T09:45:42.672Z",
"currency": "USD",
"id": "AKS_598586669",
"lastUpdatedTime": "2025-06-25T09:45:43.178Z",
"merchantAmount": 100.00,
"merchantCategoryCode": "1234",
"merchantCurrency": "USD",
"status": "AUTHORIZED",
"totalAuthorizedAmount": 100.00,
"totalCapturedAmount": 0.00,
"totalDisbursedAmount": 0.00,
"totalRefundedAmount": 0.00
},
"referenceOrderId": "AKS_784962552",
"response": {
"acquirerCode": "00",
"acquirerMessage": "Approved",
"gatewayCode": "APPROVED",
"gatewayRecommendation": "NO_ACTION"
},
"result": "SUCCESS",
"sourceOfFunds": {
"provided": {
"card": {
"brand": "AMEX",
"expiry": {
"month": "12",
"year": "30"
},
"fundingMethod": "CREDIT",
"number": "345678xxxxx4564",
"paymentAccountReference": "O1O0YGGIQCE6WZ5E70RTLBLOCVIH5",
"scheme": "AMEX",
"storedOnFile": "NOT_STORED"
}
},
"type": "CARD"
},
"timeOfLastUpdate": "2025-06-25T09:45:43.178Z",
"timeOfRecord": "2025-06-25T09:45:42.720Z",
"transaction": {
"acquirer": {
"batch": 1,
"date": "2025-06-25",
"id": "NEX_AMEX_ELAVON_S2I",
"merchantId": "9808"
},
"amount": 100.00,
"authenticationStatus": "AUTHENTICATION_NOT_IN_EFFECT",
"authorizationCode": "abcd12",
"currency": "USD",
"id": "AKS_642154099",
"receipt": "517609000010",
"resubmission": true,
"source": "MERCHANT",
"stan": "10",
"terminal": "0001",
"transit": {
"aggregatedFare": {
"aggregationStartDate": "2022-05-05",
"transportationMode": "TRAIN",
"type": "DEBT_RECOVERY_MERCHANT_INITIATED"
}
},
"type": "AUTHORIZATION"
},
"version": "100"
}
Capture
Request
{
"apiOperation": "CAPTURE",
"lineOfBusiness": "amex",
"transaction": {
"amount": "10",
"currency": "USD",
"acquirer": {
}
}
}
Response
{
"authorizationResponse": {
"processingCode": "000000",
"transactionIdentifier": "Llb6j6LILD6EZmD"
},
"gatewayEntryPoint": "WEB_SERVICES_API",
"lineOfBusiness": "amex",
"merchant": "CYG_S2I_MER2",
"order": {
"amount": 100.00,
"chargeback": {
"amount": 0,
"currency": "USD"
},
"creationTime": "2025-06-25T09:45:42.672Z",
"currency": "USD",
"id": "AKS_598586669",
"lastUpdatedTime": "2025-06-25T09:48:51.292Z",
"merchantAmount": 100.00,
"merchantCategoryCode": "1234",
"merchantCurrency": "USD",
"status": "PARTIALLY_CAPTURED",
"totalAuthorizedAmount": 100.00,
"totalCapturedAmount": 10.00,
"totalDisbursedAmount": 0.00,
"totalRefundedAmount": 0.00
},
"response": {
"gatewayCode": "APPROVED_PENDING_SETTLEMENT"
},
"result": "SUCCESS",
"sourceOfFunds": {
"provided": {
"card": {
"brand": "AMEX",
"expiry": {
"month": "12",
"year": "30"
},
"fundingMethod": "CREDIT",
"number": "345678xxxxx4564",
"scheme": "AMEX",
"storedOnFile": "NOT_STORED"
}
},
"type": "CARD"
},
"timeOfLastUpdate": "2025-06-25T09:48:51.292Z",
"timeOfRecord": "2025-06-25T09:48:51.152Z",
"transaction": {
"acquirer": {
"batch": 1,
"date": "2025-06-25",
"id": "NEX_AMEX_ELAVON_S2I",
"merchantId": "9808",
"settlementDate": "2025-06-25",
"timeZone": "-0400"
},
"amount": 10.00,
"authorizationCode": "abcd12",
"currency": "USD",
"id": "AKS_655389125",
"receipt": "517609000011",
"source": "MERCHANT",
"stan": "11",
"terminal": "0001",
"transit": {
"aggregatedFare": {
"aggregationStartDate": "2022-05-05",
"transportationMode": "TRAIN",
"type": "DEBT_RECOVERY_MERCHANT_INITIATED"
}
},
"type": "CAPTURE"
},
"version": "100"
}
Refund
Request
{
"apiOperation": "REFUND",
"lineOfBusiness": "amex",
"transaction": {
"amount": "10",
"currency": "USD",
"acquirer": {
}
}
}
Response
{
"authorizationResponse": {
"processingCode": "000000",
"transactionIdentifier": "Llb6j6LILD6EZmD"
},
"gatewayEntryPoint": "WEB_SERVICES_API",
"lineOfBusiness": "amex",
"merchant": "CYG_S2I_MER2",
"order": {
"amount": 100.00,
"chargeback": {
"amount": 0,
"currency": "USD"
},
"creationTime": "2025-06-25T09:45:42.672Z",
"currency": "USD",
"id": "AKS_598586669",
"lastUpdatedTime": "2025-06-25T09:49:23.573Z",
"merchantAmount": 100.00,
"merchantCategoryCode": "1234",
"merchantCurrency": "USD",
"status": "REFUNDED",
"totalAuthorizedAmount": 100.00,
"totalCapturedAmount": 10.00,
"totalDisbursedAmount": 0.00,
"totalRefundedAmount": 10.00
},
"response": {
"gatewayCode": "APPROVED_PENDING_SETTLEMENT"
},
"result": "SUCCESS",
"sourceOfFunds": {
"provided": {
"card": {
"brand": "AMEX",
"expiry": {
"month": "12",
"year": "30"
},
"fundingMethod": "CREDIT",
"number": "345678xxxxx4564",
"scheme": "AMEX",
"storedOnFile": "NOT_STORED"
}
},
"type": "CARD"
},
"timeOfLastUpdate": "2025-06-25T09:49:23.573Z",
"timeOfRecord": "2025-06-25T09:49:23.573Z",
"transaction": {
"acquirer": {
"batch": 1,
"date": "2025-06-25",
"id": "NEX_AMEX_ELAVON_S2I",
"merchantId": "9808",
"settlementDate": "2025-06-25",
"timeZone": "-0400"
},
"amount": 10.00,
"currency": "USD",
"id": "AKS_126055047",
"receipt": "517609000011",
"source": "MERCHANT",
"stan": "11",
"terminal": "0002",
"type": "REFUND"
},
"version": "100"
}
Void
Request
{
"apiOperation": "VOID",
"transaction": {
"targetTransactionId": "AKS_126055047",
"acquirer": {
}
}
}
Response
{
"authorizationResponse": {
"processingCode": "000000",
"transactionIdentifier": "Llb6j6LILD6EZmD"
},
"gatewayEntryPoint": "WEB_SERVICES_API",
"lineOfBusiness": "amex",
"merchant": "CYG_S2I_MER2",
"order": {
"amount": 100.00,
"chargeback": {
"amount": 0,
"currency": "USD"
},
"creationTime": "2025-06-25T09:45:42.672Z",
"currency": "USD",
"id": "AKS_598586669",
"lastUpdatedTime": "2025-06-25T09:52:59.832Z",
"merchantAmount": 100.00,
"merchantCategoryCode": "1234",
"merchantCurrency": "USD",
"status": "PARTIALLY_CAPTURED",
"totalAuthorizedAmount": 100.00,
"totalCapturedAmount": 10.00,
"totalDisbursedAmount": 0.00,
"totalRefundedAmount": 0.00
},
"response": {
"gatewayCode": "APPROVED"
},
"result": "SUCCESS",
"sourceOfFunds": {
"provided": {
"card": {
"brand": "AMEX",
"expiry": {
"month": "12",
"year": "30"
},
"fundingMethod": "CREDIT",
"number": "345678xxxxx4564",
"scheme": "AMEX",
"storedOnFile": "NOT_STORED"
}
},
"type": "CARD"
},
"timeOfLastUpdate": "2025-06-25T09:52:59.832Z",
"timeOfRecord": "2025-06-25T09:52:59.832Z",
"transaction": {
"acquirer": {
"batch": 1,
"date": "2025-06-25",
"id": "NEX_AMEX_ELAVON_S2I",
"merchantId": "9808",
"settlementDate": "2025-06-25",
"timeZone": "-0400"
},
"amount": 10.00,
"currency": "USD",
"id": "AKS_423859394",
"receipt": "517609000012",
"source": "MERCHANT",
"stan": "12",
"targetTransactionId": "AKS_126055047",
"terminal": "0002",
"type": "VOID_REFUND"
},
"version": "100"
}
Known fare transit real time with point-to-point encryption
Authorization
Request
{
"apiOperation": "AUTHORIZE",
"order": {
"amount": "100",
"currency": "USD"
},
"lineOfBusiness": "amex",
"sourceOfFunds": {
"provided": {
"card": {
"emvRequest": {
"5F2A": "978",
"82": "0000",
"84": "0000000000",
"95": "0000000000",
"9A": "161021",
"9C": "00",
"9F02": "000000001099",
"9F10": "06011103A000000A0100000000000BB0ABAD",
"9F1A": "840",
"9F26": "D1F722D47FCA8273",
"9F27": "40",
"9F34": "1E0300",
"9F36": "0002",
"9F37": "2A4E1690",
"9F6E": "1234",
"9F39": "03",
"9F35": "14",
"9F33": "000000",
"5F34": "000",
"9F1E": 12345
},
"p2pe": {
"cardBin": "345678",
"initializationVector": "00000000000000000000000000000000",
"encryptionState": "VALID",
"keySerialNumber": "3CE000000000000000000001",
"payload": "c33e0985d7f7e6da8519eeaee114bea45b8adf66667e10eb5362d09ffec56018"
}
}
},
"type": "CARD"
},
"transaction": {
"acquirer": {},
"source": "CARD_PRESENT",
"transit": {
"knownFare": {
"type": "FARE_REAL_TIME_AUTHORIZATION",
"transportationMode": "TRAIN"
}
}
},
"posTerminal": {
"address": {
"country": "USA"
},
"attended": "UNATTENDED",
"cardholderActivated": "NOT_CARDHOLDER_ACTIVATED",
"inputCapability": "CONTACTLESS_CHIP",
"lane": "CBAS2I02",
"location": "MERCHANT_TERMINAL_ON_PREMISES",
"panEntryMode": "CONTACTLESS",
"pinEntryCapability": "PIN_NOT_SUPPORTED"
}
}
Response
{
"authorizationResponse": {
"processingCode": "000000",
"transactionIdentifier": "G4Q9JNLxcgMJoEP"
},
"gatewayEntryPoint": "WEB_SERVICES_API",
"lineOfBusiness": "amex",
"merchant": "CYG_S2I_MER2",
"order": {
"amount": 100.00,
"authenticationStatus": "AUTHENTICATION_NOT_IN_EFFECT",
"chargeback": {
"amount": 0,
"currency": "USD"
},
"creationTime": "2025-06-25T10:14:51.591Z",
"currency": "USD",
"id": "AKS_846680045",
"lastUpdatedTime": "2025-06-25T10:14:52.061Z",
"merchantAmount": 100.00,
"merchantCategoryCode": "1234",
"merchantCurrency": "USD",
"status": "AUTHORIZED",
"totalAuthorizedAmount": 100.00,
"totalCapturedAmount": 0.00,
"totalDisbursedAmount": 0.00,
"totalRefundedAmount": 0.00
},
"posTerminal": {
"address": {
"country": "USA"
},
"attended": "UNATTENDED",
"cardholderActivated": "NOT_CARDHOLDER_ACTIVATED",
"inputCapability": "CONTACTLESS_CHIP",
"lane": "CBAS2I02",
"location": "MERCHANT_TERMINAL_ON_PREMISES",
"panEntryMode": "CONTACTLESS",
"pinEntryCapability": "PIN_NOT_SUPPORTED",
"serialNumber": "12345"
},
"response": {
"acquirerCode": "00",
"acquirerMessage": "Approved",
"gatewayCode": "APPROVED",
"gatewayRecommendation": "NO_ACTION"
},
"result": "SUCCESS",
"sourceOfFunds": {
"provided": {
"card": {
"brand": "AMEX",
"emvRequest": {
"5F2A": "978",
"5F34": "000",
"82": "0000",
"84": "0000000000",
"95": "0000000000",
"9A": "161021",
"9C": "00",
"9F02": "000000001099",
"9F10": "06011103A000000A0100000000000BB0ABAD",
"9F1A": "840",
"9F1E": "12345",
"9F26": "D1F722D47FCA8273",
"9F27": "40",
"9F33": "000000",
"9F34": "1E0300",
"9F35": "14",
"9F36": "0002",
"9F37": "2A4E1690",
"9F39": "03",
"9F6E": "1234"
},
"encryption": "DUKPT",
"expiry": {
"month": "12",
"year": "30"
},
"fundingMethod": "CREDIT",
"number": "345678xxxxx4564",
"paymentAccountReference": "LTCTQ2Y3IVDAGCZIQFUDLVSBUOYJO",
"scheme": "AMEX",
"sequenceNumber": "000",
"storedOnFile": "NOT_STORED",
"trackDataProvided": true
}
},
"type": "CARD"
},
"timeOfLastUpdate": "2025-06-25T10:14:52.061Z",
"timeOfRecord": "2025-06-25T10:14:51.634Z",
"transaction": {
"acquirer": {
"batch": 1,
"date": "2025-06-25",
"id": "NEX_AMEX_ELAVON_S2I",
"merchantId": "9808"
},
"amount": 100.00,
"authenticationStatus": "AUTHENTICATION_NOT_IN_EFFECT",
"authorizationCode": "abcd12",
"currency": "USD",
"id": "AKS_357275043",
"receipt": "517610000014",
"source": "CARD_PRESENT",
"stan": "14",
"terminal": "0001",
"transit": {
"knownFare": {
"transportationMode": "TRAIN",
"type": "FARE_REAL_TIME_AUTHORIZATION"
}
},
"type": "AUTHORIZATION"
},
"version": "100"
}
Capture
Request
{
"apiOperation": "CAPTURE",
"lineOfBusiness": "amex",
"transaction": {
"amount": "10",
"currency": "USD",
"acquirer": {
}
}
}
Response
{
"authorizationResponse": {
"processingCode": "000000",
"transactionIdentifier": "G4Q9JNLxcgMJoEP"
},
"gatewayEntryPoint": "WEB_SERVICES_API",
"lineOfBusiness": "amex",
"merchant": "CYG_S2I_MER2",
"order": {
"amount": 100.00,
"chargeback": {
"amount": 0,
"currency": "USD"
},
"creationTime": "2025-06-25T10:14:51.591Z",
"currency": "USD",
"id": "AKS_846680045",
"lastUpdatedTime": "2025-06-25T10:16:32.932Z",
"merchantAmount": 100.00,
"merchantCategoryCode": "1234",
"merchantCurrency": "USD",
"status": "PARTIALLY_CAPTURED",
"totalAuthorizedAmount": 100.00,
"totalCapturedAmount": 10.00,
"totalDisbursedAmount": 0.00,
"totalRefundedAmount": 0.00
},
"posTerminal": {
"address": {
"country": "USA"
},
"attended": "UNATTENDED",
"cardholderActivated": "NOT_CARDHOLDER_ACTIVATED",
"inputCapability": "CONTACTLESS_CHIP",
"lane": "CBAS2I02",
"location": "MERCHANT_TERMINAL_ON_PREMISES",
"panEntryMode": "CONTACTLESS",
"pinEntryCapability": "PIN_NOT_SUPPORTED",
"serialNumber": "12345"
},
"response": {
"gatewayCode": "APPROVED_PENDING_SETTLEMENT"
},
"result": "SUCCESS",
"sourceOfFunds": {
"provided": {
"card": {
"brand": "AMEX",
"expiry": {
"month": "12",
"year": "30"
},
"fundingMethod": "CREDIT",
"number": "345678xxxxx4564",
"scheme": "AMEX",
"sequenceNumber": "000",
"storedOnFile": "NOT_STORED",
"trackDataProvided": true
}
},
"type": "CARD"
},
"timeOfLastUpdate": "2025-06-25T10:16:32.932Z",
"timeOfRecord": "2025-06-25T10:16:32.812Z",
"transaction": {
"acquirer": {
"batch": 1,
"date": "2025-06-25",
"id": "NEX_AMEX_ELAVON_S2I",
"merchantId": "9808",
"settlementDate": "2025-06-25",
"timeZone": "-0400"
},
"amount": 10.00,
"authorizationCode": "abcd12",
"currency": "USD",
"id": "AKS_509552518",
"receipt": "517610000015",
"source": "CARD_PRESENT",
"stan": "15",
"terminal": "0001",
"transit": {
"knownFare": {
"transportationMode": "TRAIN",
"type": "FARE_REAL_TIME_AUTHORIZATION"
}
},
"type": "CAPTURE"
},
"version": "100"
}
Refund
Request
{
"apiOperation": "REFUND",
"lineOfBusiness": "amex",
"transaction": {
"amount": "5",
"currency": "USD",
"acquirer": {
}
}
}
Response
{
"authorizationResponse": {
"processingCode": "000000",
"transactionIdentifier": "G4Q9JNLxcgMJoEP"
},
"gatewayEntryPoint": "WEB_SERVICES_API",
"lineOfBusiness": "amex",
"merchant": "CYG_S2I_MER2",
"order": {
"amount": 100.00,
"chargeback": {
"amount": 0,
"currency": "USD"
},
"creationTime": "2025-06-25T10:14:51.591Z",
"currency": "USD",
"id": "AKS_846680045",
"lastUpdatedTime": "2025-06-25T10:17:55.661Z",
"merchantAmount": 100.00,
"merchantCategoryCode": "1234",
"merchantCurrency": "USD",
"status": "PARTIALLY_REFUNDED",
"totalAuthorizedAmount": 100.00,
"totalCapturedAmount": 10.00,
"totalDisbursedAmount": 0.00,
"totalRefundedAmount": 5.00
},
"posTerminal": {
"address": {
"country": "USA"
},
"attended": "UNATTENDED",
"cardholderActivated": "NOT_CARDHOLDER_ACTIVATED",
"inputCapability": "CONTACTLESS_CHIP",
"lane": "CBAS2I02",
"location": "MERCHANT_TERMINAL_ON_PREMISES",
"panEntryMode": "CONTACTLESS",
"pinEntryCapability": "PIN_NOT_SUPPORTED",
"serialNumber": "12345"
},
"response": {
"gatewayCode": "APPROVED_PENDING_SETTLEMENT"
},
"result": "SUCCESS",
"sourceOfFunds": {
"provided": {
"card": {
"brand": "AMEX",
"expiry": {
"month": "12",
"year": "30"
},
"fundingMethod": "CREDIT",
"number": "345678xxxxx4564",
"scheme": "AMEX",
"sequenceNumber": "000",
"storedOnFile": "NOT_STORED",
"trackDataProvided": true
}
},
"type": "CARD"
},
"timeOfLastUpdate": "2025-06-25T10:17:55.661Z",
"timeOfRecord": "2025-06-25T10:17:55.521Z",
"transaction": {
"acquirer": {
"batch": 1,
"date": "2025-06-25",
"id": "NEX_AMEX_ELAVON_S2I",
"merchantId": "9808",
"settlementDate": "2025-06-25",
"timeZone": "-0400"
},
"amount": 5.00,
"currency": "USD",
"id": "AKS_90719969",
"receipt": "517610000015",
"source": "CARD_PRESENT",
"stan": "15",
"terminal": "0002",
"type": "REFUND"
},
"version": "100"
}
Void
Request
{
"apiOperation": "VOID",
"transaction": {
"targetTransactionId": "AKS_90719969",
"acquirer": {
}
}
}
Response
{
"authorizationResponse": {
"processingCode": "000000",
"transactionIdentifier": "G4Q9JNLxcgMJoEP"
},
"gatewayEntryPoint": "WEB_SERVICES_API",
"lineOfBusiness": "amex",
"merchant": "CYG_S2I_MER2",
"order": {
"amount": 100.00,
"chargeback": {
"amount": 0,
"currency": "USD"
},
"creationTime": "2025-06-25T10:14:51.591Z",
"currency": "USD",
"id": "AKS_846680045",
"lastUpdatedTime": "2025-06-25T10:19:29.147Z",
"merchantAmount": 100.00,
"merchantCategoryCode": "1234",
"merchantCurrency": "USD",
"status": "PARTIALLY_CAPTURED",
"totalAuthorizedAmount": 100.00,
"totalCapturedAmount": 10.00,
"totalDisbursedAmount": 0.00,
"totalRefundedAmount": 0.00
},
"posTerminal": {
"address": {
"country": "USA"
},
"attended": "UNATTENDED",
"cardholderActivated": "NOT_CARDHOLDER_ACTIVATED",
"inputCapability": "CONTACTLESS_CHIP",
"lane": "CBAS2I02",
"location": "MERCHANT_TERMINAL_ON_PREMISES",
"panEntryMode": "CONTACTLESS",
"pinEntryCapability": "PIN_NOT_SUPPORTED",
"serialNumber": "12345"
},
"response": {
"gatewayCode": "APPROVED"
},
"result": "SUCCESS",
"sourceOfFunds": {
"provided": {
"card": {
"brand": "AMEX",
"expiry": {
"month": "12",
"year": "30"
},
"fundingMethod": "CREDIT",
"number": "345678xxxxx4564",
"scheme": "AMEX",
"sequenceNumber": "000",
"storedOnFile": "NOT_STORED",
"trackDataProvided": true
}
},
"type": "CARD"
},
"timeOfLastUpdate": "2025-06-25T10:19:29.147Z",
"timeOfRecord": "2025-06-25T10:19:28.999Z",
"transaction": {
"acquirer": {
"batch": 1,
"date": "2025-06-25",
"id": "NEX_AMEX_ELAVON_S2I",
"merchantId": "9808",
"settlementDate": "2025-06-25",
"timeZone": "-0400"
},
"amount": 5.00,
"currency": "USD",
"id": "AKS_139487222",
"receipt": "517610000016",
"source": "CARD_PRESENT",
"stan": "16",
"targetTransactionId": "AKS_90719969",
"terminal": "0002",
"type": "VOID_REFUND"
},
"version": "100"
}
Known fare transit deferred with point-to-point encryption
Deferred authorization
Request
{
"apiOperation": "AUTHORIZE",
"order": {
"amount": "100",
"currency": "USD"
},
"lineOfBusiness": "amex",
"sourceOfFunds": {
"provided": {
"card": {
"emvRequest": {
"5F2A": "978",
"82": "0000",
"84": "0000000000",
"95": "0000000000",
"9A": "161021",
"9C": "00",
"9F02": "000000001099",
"9F10": "06011103A000000A0100000000000BB0ABAD",
"9F1A": "840",
"9F26": "D1F722D47FCA8273",
"9F27": "40",
"9F34": "1E0300",
"9F36": "0002",
"9F37": "2A4E1690",
"9F6E": "1234",
"9F39": "03",
"9F35": "14",
"9F33": "000000",
"5F34": "000",
"9F1E": 12345
},
"p2pe": {
"cardBin": "345678",
"initializationVector": "00000000000000000000000000000000",
"encryptionState": "VALID",
"keySerialNumber": "3CE000000000000000000001",
"payload": "c33e0985d7f7e6da8519eeaee114bea45b8adf66667e10eb5362d09ffec56018"
}
}
},
"type": "CARD"
},
"transaction": {
"acquirer": {
},
"source": "CARD_PRESENT",
"transit": {
"knownFare": {
"type": "FARE_DEFERRED_AUTHORIZATION",
"transportationMode": "TRAIN"
}
}
},
"posTerminal": {
"address": {
"country": "USA"
},
"attended": "UNATTENDED",
"cardholderActivated": "NOT_CARDHOLDER_ACTIVATED",
"inputCapability": "CONTACTLESS_CHIP",
"lane": "CBAS2I02",
"location": "MERCHANT_TERMINAL_ON_PREMISES",
"panEntryMode": "CONTACTLESS",
"pinEntryCapability": "PIN_NOT_SUPPORTED"
}
}
Response
{
"authorizationResponse": {
"processingCode": "000000",
"transactionIdentifier": "X2TfVUdWFKTJhKF"
},
"gatewayEntryPoint": "WEB_SERVICES_API",
"lineOfBusiness": "amex",
"merchant": "CYG_S2I_MER2",
"order": {
"amount": 100.00,
"authenticationStatus": "AUTHENTICATION_NOT_IN_EFFECT",
"chargeback": {
"amount": 0,
"currency": "USD"
},
"creationTime": "2025-06-25T10:22:35.056Z",
"currency": "USD",
"id": "AKS_782462924",
"lastUpdatedTime": "2025-06-25T10:22:35.393Z",
"merchantAmount": 100.00,
"merchantCategoryCode": "1234",
"merchantCurrency": "USD",
"status": "AUTHORIZED",
"totalAuthorizedAmount": 100.00,
"totalCapturedAmount": 0.00,
"totalDisbursedAmount": 0.00,
"totalRefundedAmount": 0.00
},
"posTerminal": {
"address": {
"country": "USA"
},
"attended": "UNATTENDED",
"cardholderActivated": "NOT_CARDHOLDER_ACTIVATED",
"inputCapability": "CONTACTLESS_CHIP",
"lane": "CBAS2I02",
"location": "MERCHANT_TERMINAL_ON_PREMISES",
"panEntryMode": "CONTACTLESS",
"pinEntryCapability": "PIN_NOT_SUPPORTED",
"serialNumber": "12345"
},
"response": {
"acquirerCode": "00",
"acquirerMessage": "Approved",
"gatewayCode": "APPROVED",
"gatewayRecommendation": "NO_ACTION"
},
"result": "SUCCESS",
"sourceOfFunds": {
"provided": {
"card": {
"brand": "AMEX",
"emvRequest": {
"5F2A": "978",
"5F34": "000",
"82": "0000",
"84": "0000000000",
"95": "0000000000",
"9A": "161021",
"9C": "00",
"9F02": "000000001099",
"9F10": "06011103A000000A0100000000000BB0ABAD",
"9F1A": "840",
"9F1E": "12345",
"9F26": "D1F722D47FCA8273",
"9F27": "40",
"9F33": "000000",
"9F34": "1E0300",
"9F35": "14",
"9F36": "0002",
"9F37": "2A4E1690",
"9F39": "03",
"9F6E": "1234"
},
"encryption": "DUKPT",
"expiry": {
"month": "12",
"year": "30"
},
"fundingMethod": "CREDIT",
"number": "345678xxxxx4564",
"paymentAccountReference": "KABYK0GC45EPPYKMVGQEGS7OTOOVG",
"scheme": "AMEX",
"sequenceNumber": "000",
"storedOnFile": "NOT_STORED",
"trackDataProvided": true
}
},
"type": "CARD"
},
"timeOfLastUpdate": "2025-06-25T10:22:35.393Z",
"timeOfRecord": "2025-06-25T10:22:35.091Z",
"transaction": {
"acquirer": {
"batch": 1,
"date": "2025-06-25",
"id": "NEX_AMEX_ELAVON_S2I",
"merchantId": "9808"
},
"amount": 100.00,
"authenticationStatus": "AUTHENTICATION_NOT_IN_EFFECT",
"authorizationCode": "abcd12",
"currency": "USD",
"id": "AKS_75034530",
"receipt": "517610000016",
"source": "CARD_PRESENT",
"stan": "16",
"terminal": "0001",
"transit": {
"knownFare": {
"transportationMode": "TRAIN",
"type": "FARE_DEFERRED_AUTHORIZATION"
}
},
"type": "AUTHORIZATION"
},
"version": "100"
}
Capture
Request
{
"apiOperation": "CAPTURE",
"lineOfBusiness": "amex",
"transaction": {
"amount": "10",
"currency": "USD",
"acquirer": {
}
}
}
Response
{
"authorizationResponse": {
"processingCode": "000000",
"transactionIdentifier": "X2TfVUdWFKTJhKF"
},
"gatewayEntryPoint": "WEB_SERVICES_API",
"lineOfBusiness": "amex",
"merchant": "CYG_S2I_MER2",
"order": {
"amount": 100.00,
"chargeback": {
"amount": 0,
"currency": "USD"
},
"creationTime": "2025-06-25T10:22:35.056Z",
"currency": "USD",
"id": "AKS_782462924",
"lastUpdatedTime": "2025-06-25T10:23:57.198Z",
"merchantAmount": 100.00,
"merchantCategoryCode": "1234",
"merchantCurrency": "USD",
"status": "PARTIALLY_CAPTURED",
"totalAuthorizedAmount": 100.00,
"totalCapturedAmount": 10.00,
"totalDisbursedAmount": 0.00,
"totalRefundedAmount": 0.00
},
"posTerminal": {
"address": {
"country": "USA"
},
"attended": "UNATTENDED",
"cardholderActivated": "NOT_CARDHOLDER_ACTIVATED",
"inputCapability": "CONTACTLESS_CHIP",
"lane": "CBAS2I02",
"location": "MERCHANT_TERMINAL_ON_PREMISES",
"panEntryMode": "CONTACTLESS",
"pinEntryCapability": "PIN_NOT_SUPPORTED",
"serialNumber": "12345"
},
"response": {
"gatewayCode": "APPROVED_PENDING_SETTLEMENT"
},
"result": "SUCCESS",
"sourceOfFunds": {
"provided": {
"card": {
"brand": "AMEX",
"expiry": {
"month": "12",
"year": "30"
},
"fundingMethod": "CREDIT",
"number": "345678xxxxx4564",
"scheme": "AMEX",
"sequenceNumber": "000",
"storedOnFile": "NOT_STORED",
"trackDataProvided": true
}
},
"type": "CARD"
},
"timeOfLastUpdate": "2025-06-25T10:23:57.198Z",
"timeOfRecord": "2025-06-25T10:23:57.059Z",
"transaction": {
"acquirer": {
"batch": 1,
"date": "2025-06-25",
"id": "NEX_AMEX_ELAVON_S2I",
"merchantId": "9808",
"settlementDate": "2025-06-25",
"timeZone": "-0400"
},
"amount": 10.00,
"authorizationCode": "abcd12",
"currency": "USD",
"id": "AKS_260130553",
"receipt": "517610000017",
"source": "CARD_PRESENT",
"stan": "17",
"terminal": "0001",
"transit": {
"knownFare": {
"transportationMode": "TRAIN",
"type": "FARE_DEFERRED_AUTHORIZATION"
}
},
"type": "CAPTURE"
},
"version": "100"
}
Refund
Request
{
"apiOperation": "REFUND",
"lineOfBusiness": "amex",
"transaction": {
"amount": "5",
"currency": "USD",
"acquirer": {
}
}
}
Response
{
"authorizationResponse": {
"processingCode": "000000",
"transactionIdentifier": "X2TfVUdWFKTJhKF"
},
"gatewayEntryPoint": "WEB_SERVICES_API",
"lineOfBusiness": "amex",
"merchant": "CYG_S2I_MER2",
"order": {
"amount": 100.00,
"chargeback": {
"amount": 0,
"currency": "USD"
},
"creationTime": "2025-06-25T10:22:35.056Z",
"currency": "USD",
"id": "AKS_782462924",
"lastUpdatedTime": "2025-06-25T10:25:17.262Z",
"merchantAmount": 100.00,
"merchantCategoryCode": "1234",
"merchantCurrency": "USD",
"status": "PARTIALLY_REFUNDED",
"totalAuthorizedAmount": 100.00,
"totalCapturedAmount": 10.00,
"totalDisbursedAmount": 0.00,
"totalRefundedAmount": 5.00
},
"posTerminal": {
"address": {
"country": "USA"
},
"attended": "UNATTENDED",
"cardholderActivated": "NOT_CARDHOLDER_ACTIVATED",
"inputCapability": "CONTACTLESS_CHIP",
"lane": "CBAS2I02",
"location": "MERCHANT_TERMINAL_ON_PREMISES",
"panEntryMode": "CONTACTLESS",
"pinEntryCapability": "PIN_NOT_SUPPORTED",
"serialNumber": "12345"
},
"response": {
"gatewayCode": "APPROVED_PENDING_SETTLEMENT"
},
"result": "SUCCESS",
"sourceOfFunds": {
"provided": {
"card": {
"brand": "AMEX",
"expiry": {
"month": "12",
"year": "30"
},
"fundingMethod": "CREDIT",
"number": "345678xxxxx4564",
"scheme": "AMEX",
"sequenceNumber": "000",
"storedOnFile": "NOT_STORED",
"trackDataProvided": true
}
},
"type": "CARD"
},
"timeOfLastUpdate": "2025-06-25T10:25:17.262Z",
"timeOfRecord": "2025-06-25T10:25:17.091Z",
"transaction": {
"acquirer": {
"batch": 1,
"date": "2025-06-25",
"id": "NEX_AMEX_ELAVON_S2I",
"merchantId": "9808",
"settlementDate": "2025-06-25",
"timeZone": "-0400"
},
"amount": 5.00,
"currency": "USD",
"id": "AKS_555289578",
"receipt": "517610000018",
"source": "CARD_PRESENT",
"stan": "18",
"terminal": "0001",
"type": "REFUND"
},
"version": "100"
}
Void
Request
{
"apiOperation": "VOID",
"transaction": {
"targetTransactionId": "AKS_555289578",
"acquirer": {
}
}
}
Response
{
"authorizationResponse": {
"processingCode": "000000",
"transactionIdentifier": "X2TfVUdWFKTJhKF"
},
"gatewayEntryPoint": "WEB_SERVICES_API",
"lineOfBusiness": "amex",
"merchant": "CYG_S2I_MER2",
"order": {
"amount": 100.00,
"chargeback": {
"amount": 0,
"currency": "USD"
},
"creationTime": "2025-06-25T10:22:35.056Z",
"currency": "USD",
"id": "AKS_782462924",
"lastUpdatedTime": "2025-06-25T10:31:09.802Z",
"merchantAmount": 100.00,
"merchantCategoryCode": "1234",
"merchantCurrency": "USD",
"status": "PARTIALLY_CAPTURED",
"totalAuthorizedAmount": 100.00,
"totalCapturedAmount": 10.00,
"totalDisbursedAmount": 0.00,
"totalRefundedAmount": 0.00
},
"posTerminal": {
"address": {
"country": "USA"
},
"attended": "UNATTENDED",
"cardholderActivated": "NOT_CARDHOLDER_ACTIVATED",
"inputCapability": "CONTACTLESS_CHIP",
"lane": "CBAS2I02",
"location": "MERCHANT_TERMINAL_ON_PREMISES",
"panEntryMode": "CONTACTLESS",
"pinEntryCapability": "PIN_NOT_SUPPORTED",
"serialNumber": "12345"
},
"response": {
"gatewayCode": "APPROVED"
},
"result": "SUCCESS",
"sourceOfFunds": {
"provided": {
"card": {
"brand": "AMEX",
"expiry": {
"month": "12",
"year": "30"
},
"fundingMethod": "CREDIT",
"number": "345678xxxxx4564",
"scheme": "AMEX",
"sequenceNumber": "000",
"storedOnFile": "NOT_STORED",
"trackDataProvided": true
}
},
"type": "CARD"
},
"timeOfLastUpdate": "2025-06-25T10:31:09.802Z",
"timeOfRecord": "2025-06-25T10:31:09.606Z",
"transaction": {
"acquirer": {
"batch": 1,
"date": "2025-06-25",
"id": "NEX_AMEX_ELAVON_S2I",
"merchantId": "9808",
"settlementDate": "2025-06-25",
"timeZone": "-0400"
},
"amount": 5.00,
"currency": "USD",
"id": "AKS_636888823",
"receipt": "517610000019",
"source": "CARD_PRESENT",
"stan": "19",
"targetTransactionId": "AKS_555289578",
"terminal": "0001",
"type": "VOID_REFUND"
},
"version": "100"
}
Known fare tap initiated debt recovery with point-to-point encryption
Tap initiated debt recovery
Request
{
"apiOperation": "AUTHORIZE",
"order": {
"amount": "100",
"currency": "USD"
},
"lineOfBusiness": "amex",
"sourceOfFunds": {
"provided": {
"card": {
"emvRequest": {
"5F2A": "978",
"82": "0000",
"84": "0000000000",
"95": "0000000000",
"9A": "161021",
"9C": "00",
"9F02": "000000001099",
"9F10": "06011103A000000A0100000000000BB0ABAD",
"9F1A": "840",
"9F26": "D1F722D47FCA8273",
"9F27": "40",
"9F34": "1E0300",
"9F36": "0002",
"9F37": "2A4E1690",
"9F6E": "1234",
"9F39": "03",
"9F35": "14",
"9F33": "000000",
"5F34": "000",
"9F1E": 12345
},
"p2pe": {
"cardBin": "345678",
"initializationVector": "00000000000000000000000000000000",
"encryptionState": "VALID",
"keySerialNumber": "3CE000000000000000000001",
"payload": "c33e0985d7f7e6da8519eeaee114bea45b8adf66667e10eb5362d09ffec56018"
}
}
},
"type": "CARD"
},
"transaction": {
"acquirer": {
},
"source": "CARD_PRESENT",
"transit": {
"knownFare": {
"type": "DEBT_RECOVERY_TAP_INITIATED",
"transportationMode": "TRAIN"
}
}
},
"posTerminal": {
"address": {
"country": "USA"
},
"attended": "UNATTENDED",
"cardholderActivated": "NOT_CARDHOLDER_ACTIVATED",
"inputCapability": "CONTACTLESS_CHIP",
"lane": "CBAS2I02",
"location": "MERCHANT_TERMINAL_ON_PREMISES",
"panEntryMode": "CONTACTLESS",
"pinEntryCapability": "PIN_NOT_SUPPORTED"
}
}
Response
{
"authorizationResponse": {
"processingCode": "000000",
"transactionIdentifier": "EKRxctN1sCDhJqU"
},
"gatewayEntryPoint": "WEB_SERVICES_API",
"lineOfBusiness": "amex",
"merchant": "PEG_S2I_MER1",
"order": {
"amount": 100.00,
"authenticationStatus": "AUTHENTICATION_NOT_IN_EFFECT",
"chargeback": {
"amount": 0,
"currency": "USD"
},
"creationTime": "2025-06-25T13:57:22.809Z",
"currency": "USD",
"id": "AKS_702485596",
"lastUpdatedTime": "2025-06-25T13:57:23.132Z",
"merchantAmount": 100.00,
"merchantCategoryCode": "1234",
"merchantCurrency": "USD",
"status": "AUTHORIZED",
"totalAuthorizedAmount": 100.00,
"totalCapturedAmount": 0.00,
"totalDisbursedAmount": 0.00,
"totalRefundedAmount": 0.00
},
"posTerminal": {
"address": {
"country": "USA"
},
"attended": "UNATTENDED",
"cardholderActivated": "NOT_CARDHOLDER_ACTIVATED",
"inputCapability": "CONTACTLESS_CHIP",
"lane": "CBAS2I02",
"location": "MERCHANT_TERMINAL_ON_PREMISES",
"panEntryMode": "CONTACTLESS",
"pinEntryCapability": "PIN_NOT_SUPPORTED",
"serialNumber": "12345"
},
"response": {
"acquirerCode": "00",
"acquirerMessage": "Approved",
"gatewayCode": "APPROVED",
"gatewayRecommendation": "NO_ACTION"
},
"result": "SUCCESS",
"sourceOfFunds": {
"provided": {
"card": {
"brand": "AMEX",
"emvRequest": {
"5F2A": "978",
"5F34": "000",
"82": "0000",
"84": "0000000000",
"95": "0000000000",
"9A": "161021",
"9C": "00",
"9F02": "000000001099",
"9F10": "06011103A000000A0100000000000BB0ABAD",
"9F1A": "840",
"9F1E": "12345",
"9F26": "D1F722D47FCA8273",
"9F27": "40",
"9F33": "000000",
"9F34": "1E0300",
"9F35": "14",
"9F36": "0002",
"9F37": "2A4E1690",
"9F39": "03",
"9F6E": "1234"
},
"encryption": "DUKPT",
"expiry": {
"month": "12",
"year": "30"
},
"fundingMethod": "CREDIT",
"number": "345678xxxxx4564",
"paymentAccountReference": "FHNYYUITH46EHMTTPYFQ7PAO3XGYD",
"scheme": "AMEX",
"sequenceNumber": "000",
"storedOnFile": "NOT_STORED",
"trackDataProvided": true
}
},
"type": "CARD"
},
"timeOfLastUpdate": "2025-06-25T13:57:23.132Z",
"timeOfRecord": "2025-06-25T13:57:22.844Z",
"transaction": {
"acquirer": {
"batch": 1,
"date": "2025-06-25",
"id": "NEX_AMEX_ELAVON_S2I",
"merchantId": "9808"
},
"amount": 100.00,
"authenticationStatus": "AUTHENTICATION_NOT_IN_EFFECT",
"authorizationCode": "abcd12",
"currency": "USD",
"id": "AKS_111187748",
"receipt": "517613000004",
"source": "CARD_PRESENT",
"stan": "4",
"terminal": "0001",
"transit": {
"knownFare": {
"transportationMode": "TRAIN",
"type": "DEBT_RECOVERY_TAP_INITIATED"
}
},
"type": "AUTHORIZATION"
},
"version": "100"
}
Capture
Request
{
"apiOperation": "CAPTURE",
"lineOfBusiness": "amex",
"transaction": {
"amount": "10",
"currency": "USD",
"acquirer": {
}
}
}
Response
{
"authorizationResponse": {
"processingCode": "000000",
"transactionIdentifier": "EKRxctN1sCDhJqU"
},
"gatewayEntryPoint": "WEB_SERVICES_API",
"lineOfBusiness": "amex",
"merchant": "PEG_S2I_MER1",
"order": {
"amount": 100.00,
"chargeback": {
"amount": 0,
"currency": "USD"
},
"creationTime": "2025-06-25T13:57:22.809Z",
"currency": "USD",
"id": "AKS_702485596",
"lastUpdatedTime": "2025-06-25T13:59:52.088Z",
"merchantAmount": 100.00,
"merchantCategoryCode": "1234",
"merchantCurrency": "USD",
"status": "PARTIALLY_CAPTURED",
"totalAuthorizedAmount": 100.00,
"totalCapturedAmount": 10.00,
"totalDisbursedAmount": 0.00,
"totalRefundedAmount": 0.00
},
"posTerminal": {
"address": {
"country": "USA"
},
"attended": "UNATTENDED",
"cardholderActivated": "NOT_CARDHOLDER_ACTIVATED",
"inputCapability": "CONTACTLESS_CHIP",
"lane": "CBAS2I02",
"location": "MERCHANT_TERMINAL_ON_PREMISES",
"panEntryMode": "CONTACTLESS",
"pinEntryCapability": "PIN_NOT_SUPPORTED",
"serialNumber": "12345"
},
"response": {
"gatewayCode": "APPROVED_PENDING_SETTLEMENT"
},
"result": "SUCCESS",
"sourceOfFunds": {
"provided": {
"card": {
"brand": "AMEX",
"expiry": {
"month": "12",
"year": "30"
},
"fundingMethod": "CREDIT",
"number": "345678xxxxx4564",
"scheme": "AMEX",
"sequenceNumber": "000",
"storedOnFile": "NOT_STORED",
"trackDataProvided": true
}
},
"type": "CARD"
},
"timeOfLastUpdate": "2025-06-25T13:59:52.088Z",
"timeOfRecord": "2025-06-25T13:59:51.941Z",
"transaction": {
"acquirer": {
"batch": 1,
"date": "2025-06-25",
"id": "NEX_AMEX_ELAVON_S2I",
"merchantId": "9808",
"settlementDate": "2025-06-25",
"timeZone": "-0400"
},
"amount": 10.00,
"authorizationCode": "abcd12",
"currency": "USD",
"id": "AKS_634202622",
"receipt": "517613000005",
"source": "CARD_PRESENT",
"stan": "5",
"terminal": "0001",
"transit": {
"knownFare": {
"transportationMode": "TRAIN",
"type": "DEBT_RECOVERY_TAP_INITIATED"
}
},
"type": "CAPTURE"
},
"version": "100"
}
Refund
Request
{
"apiOperation": "REFUND",
"lineOfBusiness": "amex",
"transaction": {
"amount": "5",
"currency": "USD",
"acquirer": {
}
}
}
Response
{
"authorizationResponse": {
"processingCode": "000000",
"transactionIdentifier": "EKRxctN1sCDhJqU"
},
"gatewayEntryPoint": "WEB_SERVICES_API",
"lineOfBusiness": "amex",
"merchant": "PEG_S2I_MER1",
"order": {
"amount": 100.00,
"chargeback": {
"amount": 0,
"currency": "USD"
},
"creationTime": "2025-06-25T13:57:22.809Z",
"currency": "USD",
"id": "AKS_702485596",
"lastUpdatedTime": "2025-06-25T14:02:20.798Z",
"merchantAmount": 100.00,
"merchantCategoryCode": "1234",
"merchantCurrency": "USD",
"status": "PARTIALLY_REFUNDED",
"totalAuthorizedAmount": 100.00,
"totalCapturedAmount": 10.00,
"totalDisbursedAmount": 0.00,
"totalRefundedAmount": 5.00
},
"posTerminal": {
"address": {
"country": "USA"
},
"attended": "UNATTENDED",
"cardholderActivated": "NOT_CARDHOLDER_ACTIVATED",
"inputCapability": "CONTACTLESS_CHIP",
"lane": "CBAS2I02",
"location": "MERCHANT_TERMINAL_ON_PREMISES",
"panEntryMode": "CONTACTLESS",
"pinEntryCapability": "PIN_NOT_SUPPORTED",
"serialNumber": "12345"
},
"response": {
"gatewayCode": "APPROVED_PENDING_SETTLEMENT"
},
"result": "SUCCESS",
"sourceOfFunds": {
"provided": {
"card": {
"brand": "AMEX",
"expiry": {
"month": "12",
"year": "30"
},
"fundingMethod": "CREDIT",
"number": "345678xxxxx4564",
"scheme": "AMEX",
"sequenceNumber": "000",
"storedOnFile": "NOT_STORED",
"trackDataProvided": true
}
},
"type": "CARD"
},
"timeOfLastUpdate": "2025-06-25T14:02:20.798Z",
"timeOfRecord": "2025-06-25T14:02:20.597Z",
"transaction": {
"acquirer": {
"batch": 1,
"date": "2025-06-25",
"id": "NEX_AMEX_ELAVON_S2I",
"merchantId": "9808",
"settlementDate": "2025-06-25",
"timeZone": "-0400"
},
"amount": 5.00,
"currency": "USD",
"id": "AKS_266354490",
"receipt": "517614000006",
"source": "CARD_PRESENT",
"stan": "6",
"terminal": "0001",
"type": "REFUND"
},
"version": "100"
}
Void
Request
{
"apiOperation": "VOID",
"transaction": {
"targetTransactionId": "AKS_266354490",
"acquirer": {
}
}
}
Response
{
"authorizationResponse": {
"processingCode": "000000",
"transactionIdentifier": "EKRxctN1sCDhJqU"
},
"gatewayEntryPoint": "WEB_SERVICES_API",
"lineOfBusiness": "amex",
"merchant": "PEG_S2I_MER1",
"order": {
"amount": 100.00,
"chargeback": {
"amount": 0,
"currency": "USD"
},
"creationTime": "2025-06-25T13:57:22.809Z",
"currency": "USD",
"id": "AKS_702485596",
"lastUpdatedTime": "2025-06-25T14:05:41.904Z",
"merchantAmount": 100.00,
"merchantCategoryCode": "1234",
"merchantCurrency": "USD",
"status": "PARTIALLY_CAPTURED",
"totalAuthorizedAmount": 100.00,
"totalCapturedAmount": 10.00,
"totalDisbursedAmount": 0.00,
"totalRefundedAmount": 0.00
},
"posTerminal": {
"address": {
"country": "USA"
},
"attended": "UNATTENDED",
"cardholderActivated": "NOT_CARDHOLDER_ACTIVATED",
"inputCapability": "CONTACTLESS_CHIP",
"lane": "CBAS2I02",
"location": "MERCHANT_TERMINAL_ON_PREMISES",
"panEntryMode": "CONTACTLESS",
"pinEntryCapability": "PIN_NOT_SUPPORTED",
"serialNumber": "12345"
},
"response": {
"gatewayCode": "APPROVED"
},
"result": "SUCCESS",
"sourceOfFunds": {
"provided": {
"card": {
"brand": "AMEX",
"expiry": {
"month": "12",
"year": "30"
},
"fundingMethod": "CREDIT",
"number": "345678xxxxx4564",
"scheme": "AMEX",
"sequenceNumber": "000",
"storedOnFile": "NOT_STORED",
"trackDataProvided": true
}
},
"type": "CARD"
},
"timeOfLastUpdate": "2025-06-25T14:05:41.904Z",
"timeOfRecord": "2025-06-25T14:05:41.705Z",
"transaction": {
"acquirer": {
"batch": 1,
"date": "2025-06-25",
"id": "NEX_AMEX_ELAVON_S2I",
"merchantId": "9808",
"settlementDate": "2025-06-25",
"timeZone": "-0400"
},
"amount": 5.00,
"currency": "USD",
"id": "AKS_204188984",
"receipt": "517614000007",
"source": "CARD_PRESENT",
"stan": "7",
"targetTransactionId": "AKS_266354490",
"terminal": "0001",
"type": "VOID_REFUND"
},
"version": "100"
}
Known fare payer initiated debt recovery
MOTO
Authorization
Request
{
"apiOperation": "AUTHORIZE",
"lineOfBusiness": "amex",
"order": {
"amount": "100",
"currency": "USD"
},
"sourceOfFunds": {
"provided": {
"card": {
"expiry": {
"month": "12",
"year": "39"
},
"number": "345678901234564",
"sequenceNumber": "099"
}
},
"type": "CARD"
},
"transaction": {
"acquirer": {
},
"source": "MOTO",
"transit": {
"knownFare": {
"type": "DEBT_RECOVERY_PAYER_INITIATED",
"transportationMode": "TRAIN"
}
}
}
}
Response
{
"authorizationResponse": {
"processingCode": "000000",
"transactionIdentifier": "OGQRjh3KowOd1hg"
},
"gatewayEntryPoint": "WEB_SERVICES_API",
"lineOfBusiness": "amex",
"merchant": "PEG_S2I_MER1",
"order": {
"amount": 100,
"authenticationStatus": "AUTHENTICATION_NOT_IN_EFFECT",
"chargeback": {
"amount": 0,
"currency": "USD"
},
"creationTime": "2025-07-02T06:41:31.273Z",
"currency": "USD",
"id": "AKS_177859077",
"lastUpdatedTime": "2025-07-02T06:41:31.526Z",
"merchantAmount": 100,
"merchantCategoryCode": "1234",
"merchantCurrency": "USD",
"status": "AUTHORIZED",
"totalAuthorizedAmount": 100,
"totalCapturedAmount": 0,
"totalDisbursedAmount": 0,
"totalRefundedAmount": 0
},
"response": {
"acquirerCode": "00",
"acquirerMessage": "Approved",
"gatewayCode": "APPROVED",
"gatewayRecommendation": "NO_ACTION"
},
"result": "SUCCESS",
"sourceOfFunds": {
"provided": {
"card": {
"brand": "AMEX",
"expiry": {
"month": "12",
"year": "39"
},
"fundingMethod": "CREDIT",
"number": "345678xxxxx4564",
"paymentAccountReference": "WRSYOKFNEXN7NNPOYI22QPXVAXKQW",
"scheme": "AMEX",
"sequenceNumber": "099",
"storedOnFile": "NOT_STORED"
}
},
"type": "CARD"
},
"timeOfLastUpdate": "2025-07-02T06:41:31.526Z",
"timeOfRecord": "2025-07-02T06:41:31.324Z",
"transaction": {
"acquirer": {
"batch": 1,
,
"date": "2025-07-02",
"id": "NEX_AMEX_ELAVON_S2I",
"merchantId": "9808"
},
"amount": 100,
"authenticationStatus": "AUTHENTICATION_NOT_IN_EFFECT",
"authorizationCode": "abcd12",
"currency": "USD",
"id": "AKS_60724709",
"receipt": "518306000046",
"source": "MOTO",
"stan": "46",
"terminal": "0001",
"transit": {
"knownFare": {
"transportationMode": "TRAIN",
"type": "DEBT_RECOVERY_PAYER_INITIATED"
}
},
"type": "AUTHORIZATION"
},
"version": "100"
}
Known fare merchant initiated debt recovery with point-to-point encryption
Failed authorization
Request
{
"apiOperation": "AUTHORIZE",
"order": {
"amount": "11.25",
"currency": "USD"
},
"lineOfBusiness": "amex",
"sourceOfFunds": {
"provided": {
"card": {
"emvRequest": {
"5F2A": "978",
"82": "0000",
"84": "0000000000",
"95": "0000000000",
"9A": "161021",
"9C": "00",
"9F02": "000000001099",
"9F10": "06011103A000000A0100000000000BB0ABAD",
"9F1A": "840",
"9F26": "D1F722D47FCA8273",
"9F27": "40",
"9F34": "1E0300",
"9F36": "0002",
"9F37": "2A4E1690",
"9F6E": "1234",
"9F39": "03",
"9F35": "14",
"9F33": "000000",
"5F34": "000",
"9F1E": 12345
},
"p2pe": {
"cardBin": "345678",
"initializationVector": "00000000000000000000000000000000",
"encryptionState": "VALID",
"keySerialNumber": "3CE000000000000000000001",
"payload": "c33e0985d7f7e6da8519eeaee114bea45b8adf66667e10eb5362d09ffec56018"
}
}
},
"type": "CARD"
},
"transaction": {
"acquirer": {
},
"source": "CARD_PRESENT",
"transit": {
"knownFare": {
"type": "FARE_DEFERRED_AUTHORIZATION",
"transportationMode": "TRAIN"
}
}
},
"posTerminal": {
"address": {
"country": "USA"
},
"attended": "UNATTENDED",
"cardholderActivated": "NOT_CARDHOLDER_ACTIVATED",
"inputCapability": "CONTACTLESS_CHIP",
"lane": "CBAS2I02",
"location": "MERCHANT_TERMINAL_ON_PREMISES",
"panEntryMode": "CONTACTLESS",
"pinEntryCapability": "PIN_NOT_SUPPORTED"
}
}
Response
{
"authorizationResponse": {
"processingCode": "000000",
"transactionIdentifier": "rsLsf6MB3yARDNR"
},
"gatewayEntryPoint": "WEB_SERVICES_API",
"lineOfBusiness": "amex",
"merchant": "PEG_S2I_MER1",
"order": {
"amount": 11.25,
"authenticationStatus": "AUTHENTICATION_NOT_IN_EFFECT",
"chargeback": {
"amount": 0,
"currency": "USD"
},
"creationTime": "2025-06-26T02:00:39.881Z",
"currency": "USD",
"id": "AKS_468373921",
"lastUpdatedTime": "2025-06-26T02:00:40.552Z",
"merchantAmount": 11.25,
"merchantCategoryCode": "1234",
"merchantCurrency": "USD",
"status": "FAILED",
"totalAuthorizedAmount": 11.25,
"totalCapturedAmount": 0.00,
"totalDisbursedAmount": 0.00,
"totalRefundedAmount": 0.00
},
"posTerminal": {
"address": {
"country": "USA"
},
"attended": "UNATTENDED",
"cardholderActivated": "NOT_CARDHOLDER_ACTIVATED",
"inputCapability": "CONTACTLESS_CHIP",
"lane": "CBAS2I02",
"location": "MERCHANT_TERMINAL_ON_PREMISES",
"panEntryMode": "CONTACTLESS",
"pinEntryCapability": "PIN_NOT_SUPPORTED",
"serialNumber": "12345"
},
"response": {
"acquirerCode": "51",
"acquirerMessage": "Not sufficient funds",
"gatewayCode": "INSUFFICIENT_FUNDS",
"gatewayRecommendation": "RESUBMIT_WITH_ALTERNATIVE_PAYMENT_DETAILS"
},
"result": "FAILURE",
"sourceOfFunds": {
"provided": {
"card": {
"brand": "AMEX",
"emvRequest": {
"5F2A": "978",
"5F34": "000",
"82": "0000",
"84": "0000000000",
"95": "0000000000",
"9A": "161021",
"9C": "00",
"9F02": "000000001099",
"9F10": "06011103A000000A0100000000000BB0ABAD",
"9F1A": "840",
"9F1E": "12345",
"9F26": "D1F722D47FCA8273",
"9F27": "40",
"9F33": "000000",
"9F34": "1E0300",
"9F35": "14",
"9F36": "0002",
"9F37": "2A4E1690",
"9F39": "03",
"9F6E": "1234"
},
"encryption": "DUKPT",
"expiry": {
"month": "12",
"year": "30"
},
"fundingMethod": "CREDIT",
"number": "345678xxxxx4564",
"paymentAccountReference": "DRZ5PYTONKYGAVM5F2PGQ91DXAEX4",
"scheme": "AMEX",
"sequenceNumber": "000",
"storedOnFile": "NOT_STORED",
"trackDataProvided": true
}
},
"type": "CARD"
},
"timeOfLastUpdate": "2025-06-26T02:00:40.552Z",
"timeOfRecord": "2025-06-26T02:00:40.077Z",
"transaction": {
"acquirer": {
"batch": 1,
"date": "2025-06-25",
"id": "NEX_AMEX_ELAVON_S2I",
"merchantId": "9808"
},
"amount": 11.25,
"authenticationStatus": "AUTHENTICATION_NOT_IN_EFFECT",
"authorizationCode": "abcd12",
"currency": "USD",
"id": "AKS_338954142",
"receipt": "517702000010",
"source": "CARD_PRESENT",
"stan": "10",
"terminal": "0001",
"transit": {
"knownFare": {
"transportationMode": "TRAIN",
"type": "FARE_DEFERRED_AUTHORIZATION"
}
},
"type": "AUTHORIZATION"
},
"version": "100"
}
Merchant initiated debt recovery
Request
{
"apiOperation": "AUTHORIZE",
"order": {
"amount": "100",
"currency": "USD"
},
"lineOfBusiness": "amex",
"sourceOfFunds": {
"type": "CARD"
},
"referenceOrderId": "AKS_468373921",
"transaction": {
"resubmission": true,
"acquirer": {},
"source": "MERCHANT",
"transit": {
"knownFare": {
"type": "DEBT_RECOVERY_MERCHANT_INITIATED",
"transportationMode": "TRAIN"
}
}
}
}
Response
{
"authorizationResponse": {
"processingCode": "000000",
"transactionIdentifier": "rsLsf6MB3yARDNR"
},
"gatewayEntryPoint": "WEB_SERVICES_API",
"lineOfBusiness": "amex",
"merchant": "PEG_S2I_MER1",
"order": {
"amount": 100.00,
"authenticationStatus": "AUTHENTICATION_NOT_IN_EFFECT",
"chargeback": {
"amount": 0,
"currency": "USD"
},
"creationTime": "2025-06-26T02:05:50.276Z",
"currency": "USD",
"id": "AKS_983081411",
"lastUpdatedTime": "2025-06-26T02:05:51.003Z",
"merchantAmount": 100.00,
"merchantCategoryCode": "1234",
"merchantCurrency": "USD",
"status": "AUTHORIZED",
"totalAuthorizedAmount": 100.00,
"totalCapturedAmount": 0.00,
"totalDisbursedAmount": 0.00,
"totalRefundedAmount": 0.00
},
"referenceOrderId": "AKS_468373921",
"response": {
"acquirerCode": "00",
"acquirerMessage": "Approved",
"gatewayCode": "APPROVED",
"gatewayRecommendation": "NO_ACTION"
},
"result": "SUCCESS",
"sourceOfFunds": {
"provided": {
"card": {
"brand": "AMEX",
"expiry": {
"month": "12",
"year": "30"
},
"fundingMethod": "CREDIT",
"number": "345678xxxxx4564",
"paymentAccountReference": "FT5OR1TKKI7JI0DCDEFI1NJTZ9WUP",
"scheme": "AMEX",
"storedOnFile": "NOT_STORED"
}
},
"type": "CARD"
},
"timeOfLastUpdate": "2025-06-26T02:05:51.003Z",
"timeOfRecord": "2025-06-26T02:05:50.537Z",
"transaction": {
"acquirer": {
"batch": 1,
"date": "2025-06-25",
"id": "NEX_AMEX_ELAVON_S2I",
"merchantId": "9808"
},
"amount": 100.00,
"authenticationStatus": "AUTHENTICATION_NOT_IN_EFFECT",
"authorizationCode": "abcd12",
"currency": "USD",
"id": "AKS_692736385",
"receipt": "517702000004",
"resubmission": true,
"source": "MERCHANT",
"stan": "4",
"terminal": "0002",
"transit": {
"knownFare": {
"transportationMode": "TRAIN",
"type": "DEBT_RECOVERY_MERCHANT_INITIATED"
}
},
"type": "AUTHORIZATION"
},
"version": "100"
}
Capture
Request
{
"apiOperation": "CAPTURE",
"lineOfBusiness": "amex",
"transaction": {
"amount": "10",
"currency": "USD",
"acquirer": {}
}
}
Response
{
"authorizationResponse": {
"processingCode": "000000",
"transactionIdentifier": "rsLsf6MB3yARDNR"
},
"gatewayEntryPoint": "WEB_SERVICES_API",
"lineOfBusiness": "amex",
"merchant": "PEG_S2I_MER1",
"order": {
"amount": 100.00,
"chargeback": {
"amount": 0,
"currency": "USD"
},
"creationTime": "2025-06-26T02:05:50.276Z",
"currency": "USD",
"id": "AKS_983081411",
"lastUpdatedTime": "2025-06-26T02:08:04.466Z",
"merchantAmount": 100.00,
"merchantCategoryCode": "1234",
"merchantCurrency": "USD",
"status": "PARTIALLY_CAPTURED",
"totalAuthorizedAmount": 100.00,
"totalCapturedAmount": 10.00,
"totalDisbursedAmount": 0.00,
"totalRefundedAmount": 0.00
},
"response": {
"gatewayCode": "APPROVED_PENDING_SETTLEMENT"
},
"result": "SUCCESS",
"sourceOfFunds": {
"provided": {
"card": {
"brand": "AMEX",
"expiry": {
"month": "12",
"year": "30"
},
"fundingMethod": "CREDIT",
"number": "345678xxxxx4564",
"scheme": "AMEX",
"storedOnFile": "NOT_STORED"
}
},
"type": "CARD"
},
"timeOfLastUpdate": "2025-06-26T02:08:04.466Z",
"timeOfRecord": "2025-06-26T02:08:04.300Z",
"transaction": {
"acquirer": {
"batch": 1,
"date": "2025-06-25",
"id": "NEX_AMEX_ELAVON_S2I",
"merchantId": "9808",
"settlementDate": "2025-06-26",
"timeZone": "-0400"
},
"amount": 10.00,
"authorizationCode": "abcd12",
"currency": "USD",
"id": "AKS_964505304",
"receipt": "517702000005",
"source": "MERCHANT",
"stan": "5",
"terminal": "0002",
"transit": {
"knownFare": {
"transportationMode": "TRAIN",
"type": "DEBT_RECOVERY_MERCHANT_INITIATED"
}
},
"type": "CAPTURE"
},
"version": "100"
}
Refund
Request
{
"apiOperation": "REFUND",
"lineOfBusiness": "amex",
"transaction": {
"amount": "5",
"currency": "USD",
"acquirer": {}
}
}
Response
{
"authorizationResponse": {
"processingCode": "000000",
"transactionIdentifier": "rsLsf6MB3yARDNR"
},
"gatewayEntryPoint": "WEB_SERVICES_API",
"lineOfBusiness": "amex",
"merchant": "PEG_S2I_MER1",
"order": {
"amount": 100.00,
"chargeback": {
"amount": 0,
"currency": "USD"
},
"creationTime": "2025-06-26T02:05:50.276Z",
"currency": "USD",
"id": "AKS_983081411",
"lastUpdatedTime": "2025-06-26T02:09:34.855Z",
"merchantAmount": 100.00,
"merchantCategoryCode": "1234",
"merchantCurrency": "USD",
"status": "PARTIALLY_REFUNDED",
"totalAuthorizedAmount": 100.00,
"totalCapturedAmount": 10.00,
"totalDisbursedAmount": 0.00,
"totalRefundedAmount": 5.00
},
"response": {
"gatewayCode": "APPROVED_PENDING_SETTLEMENT"
},
"result": "SUCCESS",
"sourceOfFunds": {
"provided": {
"card": {
"brand": "AMEX",
"expiry": {
"month": "12",
"year": "30"
},
"fundingMethod": "CREDIT",
"number": "345678xxxxx4564",
"scheme": "AMEX",
"storedOnFile": "NOT_STORED"
}
},
"type": "CARD"
},
"timeOfLastUpdate": "2025-06-26T02:09:34.855Z",
"timeOfRecord": "2025-06-26T02:09:34.673Z",
"transaction": {
"acquirer": {
"batch": 1,
"date": "2025-06-25",
"id": "NEX_AMEX_ELAVON_S2I",
"merchantId": "9808",
"settlementDate": "2025-06-26",
"timeZone": "-0400"
},
"amount": 5.00,
"currency": "USD",
"id": "AKS_179546853",
"receipt": "517702000006",
"source": "MERCHANT",
"stan": "6",
"terminal": "0002",
"type": "REFUND"
},
"version": "100"
}
Void
Request
{
"apiOperation": "VOID",
"transaction": {
"targetTransactionId": "AKS_179546853",
"acquirer": {}
}
}
Response
{
"authorizationResponse": {
"processingCode": "000000",
"transactionIdentifier": "rsLsf6MB3yARDNR"
},
"gatewayEntryPoint": "WEB_SERVICES_API",
"lineOfBusiness": "amex",
"merchant": "PEG_S2I_MER1",
"order": {
"amount": 100.00,
"chargeback": {
"amount": 0,
"currency": "USD"
},
"creationTime": "2025-06-26T02:05:50.276Z",
"currency": "USD",
"id": "AKS_983081411",
"lastUpdatedTime": "2025-06-26T02:11:22.012Z",
"merchantAmount": 100.00,
"merchantCategoryCode": "1234",
"merchantCurrency": "USD",
"status": "PARTIALLY_CAPTURED",
"totalAuthorizedAmount": 100.00,
"totalCapturedAmount": 10.00,
"totalDisbursedAmount": 0.00,
"totalRefundedAmount": 0.00
},
"response": {
"gatewayCode": "APPROVED"
},
"result": "SUCCESS",
"sourceOfFunds": {
"provided": {
"card": {
"brand": "AMEX",
"expiry": {
"month": "12",
"year": "30"
},
"fundingMethod": "CREDIT",
"number": "345678xxxxx4564",
"scheme": "AMEX",
"storedOnFile": "NOT_STORED"
}
},
"type": "CARD"
},
"timeOfLastUpdate": "2025-06-26T02:11:22.012Z",
"timeOfRecord": "2025-06-26T02:11:21.804Z",
"transaction": {
"acquirer": {
"batch": 1,
"date": "2025-06-25",
"id": "NEX_AMEX_ELAVON_S2I",
"merchantId": "9808",
"settlementDate": "2025-06-26",
"timeZone": "-0400"
},
"amount": 5.00,
"currency": "USD",
"id": "AKS_450570038",
"receipt": "517702000007",
"source": "MERCHANT",
"stan": "7",
"targetTransactionId": "AKS_179546853",
"terminal": "0002",
"type": "VOID_REFUND"
},
"version": "100"
}
First ride risk known fare with point-to-point encryption
Failed authorization
Request
{
"apiOperation": "AUTHORIZE",
"order": {
"amount": "11.25",
"currency": "USD"
},
"lineOfBusiness": "amex",
"sourceOfFunds": {
"provided": {
"card": {
"emvRequest": {
"5F2A": "978",
"82": "0000",
"84": "0000000000",
"95": "0000000000",
"9A": "161021",
"9C": "00",
"9F02": "000000001099",
"9F10": "06011103A000000A0100000000000BB0ABAD",
"9F1A": "840",
"9F26": "D1F722D47FCA8273",
"9F27": "40",
"9F34": "1E0300",
"9F36": "0002",
"9F37": "2A4E1690",
"9F6E": "1234",
"9F39": "03",
"9F35": "14",
"9F33": "000000",
"5F34": "000",
"9F1E": 12345
},
"p2pe": {
"cardBin": "345678",
"initializationVector": "00000000000000000000000000000000",
"encryptionState": "VALID",
"keySerialNumber": "3CE000000000000000000001",
"payload": "c33e0985d7f7e6da8519eeaee114bea45b8adf66667e10eb5362d09ffec56018"
}
}
},
"type": "CARD"
},
"transaction": {
"acquirer": {},
"source": "CARD_PRESENT",
"transit": {
"knownFare": {
"type": "FARE_DEFERRED_AUTHORIZATION",
"transportationMode": "TRAIN"
}
}
},
"posTerminal": {
"address": {
"country": "USA"
},
"attended": "UNATTENDED",
"cardholderActivated": "NOT_CARDHOLDER_ACTIVATED",
"inputCapability": "CONTACTLESS_CHIP",
"lane": "CBAS2I02",
"location": "MERCHANT_TERMINAL_ON_PREMISES",
"panEntryMode": "CONTACTLESS",
"pinEntryCapability": "PIN_NOT_SUPPORTED"
}
}
Response
{
"authorizationResponse": {
"processingCode": "000000",
"transactionIdentifier": "THlafNKt3uYMYj4"
},
"gatewayEntryPoint": "WEB_SERVICES_API",
"lineOfBusiness": "amex",
"merchant": "PEG_S2I_MER1",
"order": {
"amount": 11.25,
"authenticationStatus": "AUTHENTICATION_NOT_IN_EFFECT",
"chargeback": {
"amount": 0,
"currency": "USD"
},
"creationTime": "2025-06-26T02:13:35.826Z",
"currency": "USD",
"id": "AKS_18960887",
"lastUpdatedTime": "2025-06-26T02:13:36.168Z",
"merchantAmount": 11.25,
"merchantCategoryCode": "1234",
"merchantCurrency": "USD",
"status": "FAILED",
"totalAuthorizedAmount": 11.25,
"totalCapturedAmount": 0.00,
"totalDisbursedAmount": 0.00,
"totalRefundedAmount": 0.00
},
"posTerminal": {
"address": {
"country": "USA"
},
"attended": "UNATTENDED",
"cardholderActivated": "NOT_CARDHOLDER_ACTIVATED",
"inputCapability": "CONTACTLESS_CHIP",
"lane": "CBAS2I02",
"location": "MERCHANT_TERMINAL_ON_PREMISES",
"panEntryMode": "CONTACTLESS",
"pinEntryCapability": "PIN_NOT_SUPPORTED",
"serialNumber": "12345"
},
"response": {
"acquirerCode": "51",
"acquirerMessage": "Not sufficient funds",
"gatewayCode": "INSUFFICIENT_FUNDS",
"gatewayRecommendation": "RESUBMIT_WITH_ALTERNATIVE_PAYMENT_DETAILS"
},
"result": "FAILURE",
"sourceOfFunds": {
"provided": {
"card": {
"brand": "AMEX",
"emvRequest": {
"5F2A": "978",
"5F34": "000",
"82": "0000",
"84": "0000000000",
"95": "0000000000",
"9A": "161021",
"9C": "00",
"9F02": "000000001099",
"9F10": "06011103A000000A0100000000000BB0ABAD",
"9F1A": "840",
"9F1E": "12345",
"9F26": "D1F722D47FCA8273",
"9F27": "40",
"9F33": "000000",
"9F34": "1E0300",
"9F35": "14",
"9F36": "0002",
"9F37": "2A4E1690",
"9F39": "03",
"9F6E": "1234"
},
"encryption": "DUKPT",
"expiry": {
"month": "12",
"year": "30"
},
"fundingMethod": "CREDIT",
"number": "345678xxxxx4564",
"paymentAccountReference": "EO9TMQQRSQITCVHZQ6OKPWEN5BRXV",
"scheme": "AMEX",
"sequenceNumber": "000",
"storedOnFile": "NOT_STORED",
"trackDataProvided": true
}
},
"type": "CARD"
},
"timeOfLastUpdate": "2025-06-26T02:13:36.168Z",
"timeOfRecord": "2025-06-26T02:13:35.857Z",
"transaction": {
"acquirer": {
"batch": 1,
"date": "2025-06-25",
"id": "NEX_AMEX_ELAVON_S2I",
"merchantId": "9808"
},
"amount": 11.25,
"authenticationStatus": "AUTHENTICATION_NOT_IN_EFFECT",
"authorizationCode": "abcd12",
"currency": "USD",
"id": "AKS_417660935",
"receipt": "517702000008",
"source": "CARD_PRESENT",
"stan": "8",
"terminal": "0002",
"transit": {
"knownFare": {
"transportationMode": "TRAIN",
"type": "FARE_DEFERRED_AUTHORIZATION"
}
},
"type": "AUTHORIZATION"
},
"version": "100"
}
Capture
Request
{
"apiOperation": "CAPTURE",
"referenceOrderId": "AKS_18960887",
"lineOfBusiness": "amex",
"transaction": {
"authorizationCode": "123456",
"amount": 7,
"currency": "USD",
"source": "CARD_PRESENT",
"transit": {
"knownFare": {
"type": "FIRST_RIDE_RISK",
"transportationMode": "TRAIN"
}
}
},
"authorizationResponse": {
"transactionIdentifier": "THlafNKt3uYMYj4",
"returnAci": "N"
}
}
Response
{
"authorizationResponse": {
"date": "1021",
"returnAci": "N",
"transactionIdentifier": "THlafNKt3uYMYj4"
},
"gatewayEntryPoint": "WEB_SERVICES_API",
"lineOfBusiness": "amex",
"merchant": "PEG_S2I_MER1",
"order": {
"amount": 7.00,
"authenticationStatus": "AUTHENTICATION_NOT_IN_EFFECT",
"chargeback": {
"amount": 0,
"currency": "USD"
},
"creationTime": "2025-06-26T02:16:45.193Z",
"currency": "USD",
"id": "AKS_828909398",
"lastUpdatedTime": "2025-06-26T02:16:45.646Z",
"merchantAmount": 7.00,
"merchantCategoryCode": "1234",
"merchantCurrency": "USD",
"status": "CAPTURED",
"totalAuthorizedAmount": 7.00,
"totalCapturedAmount": 7.00,
"totalDisbursedAmount": 0.00,
"totalRefundedAmount": 0.00
},
"posTerminal": {
"address": {
"country": "USA"
},
"attended": "UNATTENDED",
"cardholderActivated": "NOT_CARDHOLDER_ACTIVATED",
"inputCapability": "CONTACTLESS_CHIP",
"lane": "CBAS2I02",
"location": "MERCHANT_TERMINAL_ON_PREMISES",
"panEntryMode": "CONTACTLESS",
"pinEntryCapability": "PIN_NOT_SUPPORTED",
"serialNumber": "12345"
},
"response": {
"gatewayCode": "APPROVED_PENDING_SETTLEMENT"
},
"result": "SUCCESS",
"sourceOfFunds": {
"provided": {
"card": {
"brand": "AMEX",
"emvRequest": {
"5F2A": "978",
"5F34": "000",
"82": "0000",
"84": "0000000000",
"95": "0000000000",
"9A": "161021",
"9C": "00",
"9F02": "000000001099",
"9F10": "06011103A000000A0100000000000BB0ABAD",
"9F1A": "840",
"9F1E": "12345",
"9F26": "D1F722D47FCA8273",
"9F27": "40",
"9F33": "000000",
"9F34": "1E0300",
"9F35": "14",
"9F36": "0002",
"9F37": "2A4E1690",
"9F39": "03",
"9F6E": "1234"
},
"expiry": {
"month": "12",
"year": "30"
},
"fundingMethod": "CREDIT",
"number": "345678xxxxx4564",
"paymentAccountReference": "EO9TMQQRSQITCVHZQ6OKPWEN5BRXV",
"scheme": "AMEX",
"sequenceNumber": "000",
"storedOnFile": "NOT_STORED"
}
},
"type": "CARD"
},
"timeOfLastUpdate": "2025-06-26T02:16:45.646Z",
"timeOfRecord": "2025-06-26T02:16:45.224Z",
"transaction": {
"acquirer": {
"batch": 1,
"id": "NEX_AMEX_ELAVON_S2I",
"merchantId": "9808",
"settlementDate": "2025-06-26",
"timeZone": "-0400"
},
"amount": 7.00,
"authenticationStatus": "AUTHENTICATION_NOT_IN_EFFECT",
"authorizationCode": "123456",
"currency": "USD",
"id": "AKS_92636578",
"receipt": "517702000011",
"source": "CARD_PRESENT",
"stan": "11",
"terminal": "0001",
"transit": {
"knownFare": {
"transportationMode": "TRAIN",
"type": "FIRST_RIDE_RISK"
}
},
"type": "CAPTURE"
},
"version": "100"
}
Refund
Request
{
"apiOperation": "REFUND",
"lineOfBusiness": "amex",
"transaction": {
"amount": "5",
"currency": "USD",
"acquirer": {
}
}
}
Response
{
"authorizationResponse": {
"date": "1021",
"returnAci": "N",
"transactionIdentifier": "THlafNKt3uYMYj4"
},
"gatewayEntryPoint": "WEB_SERVICES_API",
"lineOfBusiness": "amex",
"merchant": "PEG_S2I_MER1",
"order": {
"amount": 7.00,
"chargeback": {
"amount": 0,
"currency": "USD"
},
"creationTime": "2025-06-26T02:16:45.193Z",
"currency": "USD",
"id": "AKS_828909398",
"lastUpdatedTime": "2025-06-26T02:18:36.495Z",
"merchantAmount": 7.00,
"merchantCategoryCode": "1234",
"merchantCurrency": "USD",
"status": "PARTIALLY_REFUNDED",
"totalAuthorizedAmount": 7.00,
"totalCapturedAmount": 7.00,
"totalDisbursedAmount": 0.00,
"totalRefundedAmount": 5.00
},
"posTerminal": {
"address": {
"country": "USA"
},
"attended": "UNATTENDED",
"cardholderActivated": "NOT_CARDHOLDER_ACTIVATED",
"inputCapability": "CONTACTLESS_CHIP",
"lane": "CBAS2I02",
"location": "MERCHANT_TERMINAL_ON_PREMISES",
"panEntryMode": "CONTACTLESS",
"pinEntryCapability": "PIN_NOT_SUPPORTED",
"serialNumber": "12345"
},
"response": {
"gatewayCode": "APPROVED_PENDING_SETTLEMENT"
},
"result": "SUCCESS",
"sourceOfFunds": {
"provided": {
"card": {
"brand": "AMEX",
"expiry": {
"month": "12",
"year": "30"
},
"fundingMethod": "CREDIT",
"number": "345678xxxxx4564",
"paymentAccountReference": "EO9TMQQRSQITCVHZQ6OKPWEN5BRXV",
"scheme": "AMEX",
"sequenceNumber": "000",
"storedOnFile": "NOT_STORED"
}
},
"type": "CARD"
},
"timeOfLastUpdate": "2025-06-26T02:18:36.495Z",
"timeOfRecord": "2025-06-26T02:18:36.301Z",
"transaction": {
"acquirer": {
"batch": 1,
"id": "NEX_AMEX_ELAVON_S2I",
"merchantId": "9808",
"settlementDate": "2025-06-26",
"timeZone": "-0400"
},
"amount": 5.00,
"currency": "USD",
"id": "AKS_164292408",
"receipt": "517702000012",
"source": "CARD_PRESENT",
"stan": "12",
"terminal": "0001",
"type": "REFUND"
},
"version": "100"
}
Void
Request
{
"apiOperation": "VOID",
"transaction": {
"targetTransactionId": "AKS_164292408",
"acquirer": {
}
}
}
Response
{
"authorizationResponse": {
"date": "1021",
"returnAci": "N",
"transactionIdentifier": "THlafNKt3uYMYj4"
},
"gatewayEntryPoint": "WEB_SERVICES_API",
"lineOfBusiness": "amex",
"merchant": "PEG_S2I_MER1",
"order": {
"amount": 7.00,
"chargeback": {
"amount": 0,
"currency": "USD"
},
"creationTime": "2025-06-26T02:16:45.193Z",
"currency": "USD",
"id": "AKS_828909398",
"lastUpdatedTime": "2025-06-26T02:20:35.025Z",
"merchantAmount": 7.00,
"merchantCategoryCode": "1234",
"merchantCurrency": "USD",
"status": "CAPTURED",
"totalAuthorizedAmount": 7.00,
"totalCapturedAmount": 7.00,
"totalDisbursedAmount": 0.00,
"totalRefundedAmount": 0.00
},
"posTerminal": {
"address": {
"country": "USA"
},
"attended": "UNATTENDED",
"cardholderActivated": "NOT_CARDHOLDER_ACTIVATED",
"inputCapability": "CONTACTLESS_CHIP",
"lane": "CBAS2I02",
"location": "MERCHANT_TERMINAL_ON_PREMISES",
"panEntryMode": "CONTACTLESS",
"pinEntryCapability": "PIN_NOT_SUPPORTED",
"serialNumber": "12345"
},
"response": {
"gatewayCode": "APPROVED"
},
"result": "SUCCESS",
"sourceOfFunds": {
"provided": {
"card": {
"brand": "AMEX",
"expiry": {
"month": "12",
"year": "30"
},
"fundingMethod": "CREDIT",
"number": "345678xxxxx4564",
"paymentAccountReference": "EO9TMQQRSQITCVHZQ6OKPWEN5BRXV",
"scheme": "AMEX",
"sequenceNumber": "000",
"storedOnFile": "NOT_STORED"
}
},
"type": "CARD"
},
"timeOfLastUpdate": "2025-06-26T02:20:35.025Z",
"timeOfRecord": "2025-06-26T02:20:34.844Z",
"transaction": {
"acquirer": {
"batch": 1,
"id": "NEX_AMEX_ELAVON_S2I",
"merchantId": "9808",
"settlementDate": "2025-06-26",
"timeZone": "-0400"
},
"amount": 5.00,
"currency": "USD",
"id": "AKS_70014348",
"receipt": "517702000013",
"source": "CARD_PRESENT",
"stan": "13",
"targetTransactionId": "AKS_164292408",
"terminal": "0001",
"type": "VOID_REFUND"
},
"version": "100"
}
Pay
Pay
Request
{
"apiOperation": "PAY",
"order": {
"amount": "100",
"currency": "USD"
},
"lineOfBusiness": "amex",
"sourceOfFunds": {
"provided": {
"card": {
"emvRequest": {
"5F2A": "978",
"82": "0000",
"84": "0000000000",
"95": "0000000000",
"9A": "161021",
"9C": "00",
"9F02": "000000001099",
"9F10": "06011103A000000A0100000000000BB0ABAD",
"9F1A": "840",
"9F26": "D1F722D47FCA8273",
"9F27": "40",
"9F34": "1E0300",
"9F36": "0002",
"9F37": "2A4E1690",
"9F6E": "1234",
"9F39": "03",
"9F35": "14",
"9F33": "000000",
"5F34": "000",
"9F1E": 12345
},
"expiry": {
"month": "12",
"year": "24"
},
"number": "345678901234564",
"sequenceNumber": "099"
}
},
"type": "CARD"
},
"transaction": {
"transit": {
"knownFare": {
"type": "FARE_REAL_TIME_AUTHORIZATION",
"transportationMode": "TRAIN"
}
},
"source": "CARD_PRESENT"
},
"posTerminal": {
"address": {
"country": "USA"
},
"attended": "UNATTENDED",
"cardholderActivated": "NOT_CARDHOLDER_ACTIVATED",
"inputCapability": "CONTACTLESS_CHIP",
"lane": "CBAS2I02",
"location": "MERCHANT_TERMINAL_ON_PREMISES",
"panEntryMode": "CONTACTLESS",
"pinEntryCapability": "PIN_NOT_SUPPORTED"
}
}
Response
{
"authorizationResponse": {
"processingCode": "000000",
"transactionIdentifier": "LRpWAhfP70sOhdM"
},
"gatewayEntryPoint": "AUTO",
"lineOfBusiness": "amex",
"merchant": "PEG_S2I_MER1",
"order": {
"amount": 100.0,
"authenticationStatus": "AUTHENTICATION_NOT_IN_EFFECT",
"chargeback": {
"amount": 0,
"currency": "USD"
},
"creationTime": "2025-06-26T02:32:05.636Z",
"currency": "USD",
"id": "AKS_754699306",
"lastUpdatedTime": "2025-06-26T02:32:06.227Z",
"merchantAmount": 100.0,
"merchantCategoryCode": "1234",
"merchantCurrency": "USD",
"status": "CAPTURED",
"totalAuthorizedAmount": 100.0,
"totalCapturedAmount": 100.0,
"totalDisbursedAmount": 0.0,
"totalRefundedAmount": 0.0
},
"posTerminal": {
"address": {
"country": "USA"
},
"attended": "UNATTENDED",
"cardholderActivated": "NOT_CARDHOLDER_ACTIVATED",
"inputCapability": "CONTACTLESS_CHIP",
"lane": "CBAS2I02",
"location": "MERCHANT_TERMINAL_ON_PREMISES",
"panEntryMode": "CONTACTLESS",
"pinEntryCapability": "PIN_NOT_SUPPORTED"
},
"response": {
"gatewayCode": "APPROVED_PENDING_SETTLEMENT",
"gatewayRecommendation": "NO_ACTION"
},
"result": "SUCCESS",
"sourceOfFunds": {
"provided": {
"card": {
"brand": "AMEX",
"emvRequest": {
"5F2A": "978",
"5F34": "000",
"82": "0000",
"84": "0000000000",
"95": "0000000000",
"9A": "161021",
"9C": "00",
"9F02": "000000001099",
"9F10": "06011103A000000A0100000000000BB0ABAD",
"9F1A": "840",
"9F1E": "12345",
"9F26": "D1F722D47FCA8273",
"9F27": "40",
"9F33": "000000",
"9F34": "1E0300",
"9F35": "14",
"9F36": "0002",
"9F37": "2A4E1690",
"9F39": "03",
"9F6E": "1234"
},
"expiry": {
"month": "12",
"year": "24"
},
"fundingMethod": "CREDIT",
"number": "345678xxxxx4564",
"paymentAccountReference": "79VCCAIT5S83RCRQR0X6HP7WPYCM0",
"scheme": "AMEX",
"sequenceNumber": "099",
"storedOnFile": "NOT_STORED"
}
},
"type": "CARD"
},
"timeOfLastUpdate": "2025-06-26T02:32:06.227Z",
"timeOfRecord": "2025-06-26T02:32:06.083Z",
"transaction": {
"acquirer": {
"batch": 1,
"date": "2025-06-25",
"id": "NEX_AMEX_ELAVON_S2I",
"merchantId": "9808",
"settlementDate": "2025-06-26",
"timeZone": "-0400"
},
"amount": 100.0,
"authenticationStatus": "AUTHENTICATION_NOT_IN_EFFECT",
"authorizationCode": "abcd12",
"currency": "USD",
"id": "AKS_56815532",
"receipt": "517702000014",
"source": "CARD_PRESENT",
"stan": "14",
"terminal": "0001",
"transit": {
"knownFare": {
"transportationMode": "TRAIN",
"type": "FARE_REAL_TIME_AUTHORIZATION"
}
},
"type": "CAPTURE"
},
"version": "100"
}
Refund
Request
{
"apiOperation": "REFUND",
"lineOfBusiness": "amex",
"transaction": {
"amount": "5",
"currency": "USD",
"acquirer": {
}
}
}
Response
{
"authorizationResponse": {
"processingCode": "000000",
"transactionIdentifier": "LRpWAhfP70sOhdM"
},
"gatewayEntryPoint": "WEB_SERVICES_API",
"lineOfBusiness": "amex",
"merchant": "PEG_S2I_MER1",
"order": {
"amount": 100.0,
"chargeback": {
"amount": 0,
"currency": "USD"
},
"creationTime": "2025-06-26T02:32:05.636Z",
"currency": "USD",
"id": "AKS_754699306",
"lastUpdatedTime": "2025-06-26T02:35:29.330Z",
"merchantAmount": 100.0,
"merchantCategoryCode": "1234",
"merchantCurrency": "USD",
"status": "PARTIALLY_REFUNDED",
"totalAuthorizedAmount": 100.0,
"totalCapturedAmount": 100.0,
"totalDisbursedAmount": 0.0,
"totalRefundedAmount": 5.0
},
"posTerminal": {
"address": {
"country": "USA"
},
"attended": "UNATTENDED",
"cardholderActivated": "NOT_CARDHOLDER_ACTIVATED",
"inputCapability": "CONTACTLESS_CHIP",
"lane": "CBAS2I02",
"location": "MERCHANT_TERMINAL_ON_PREMISES",
"panEntryMode": "CONTACTLESS",
"pinEntryCapability": "PIN_NOT_SUPPORTED"
},
"response": {
"gatewayCode": "APPROVED_PENDING_SETTLEMENT"
},
"result": "SUCCESS",
"sourceOfFunds": {
"provided": {
"card": {
"brand": "AMEX",
"expiry": {
"month": "12",
"year": "24"
},
"fundingMethod": "CREDIT",
"number": "345678xxxxx4564",
"scheme": "AMEX",
"sequenceNumber": "099",
"storedOnFile": "NOT_STORED"
}
},
"type": "CARD"
},
"timeOfLastUpdate": "2025-06-26T02:35:29.330Z",
"timeOfRecord": "2025-06-26T02:35:29.149Z",
"transaction": {
"acquirer": {
"batch": 1,
,
"date": "2025-06-25",
"id": "NEX_AMEX_ELAVON_S2I",
"merchantId": "9808",
"settlementDate": "2025-06-26",
"timeZone": "-0400"
},
"amount": 5.0,
"currency": "USD",
"id": "AKS_928110908",
"receipt": "517702000015",
"source": "CARD_PRESENT",
"stan": "15",
"terminal": "0001",
"type": "REFUND"
},
"version": "100"
}
Void
Request
{
"apiOperation": "VOID",
"transaction": {
"targetTransactionId": "AKS_928110908",
"acquirer": {
}
}
}
Response
{
"authorizationResponse": {
"processingCode": "000000",
"transactionIdentifier": "LRpWAhfP70sOhdM"
},
"gatewayEntryPoint": "WEB_SERVICES_API",
"lineOfBusiness": "amex",
"merchant": "PEG_S2I_MER1",
"order": {
"amount": 100.0,
"chargeback": {
"amount": 0,
"currency": "USD"
},
"creationTime": "2025-06-26T02:32:05.636Z",
"currency": "USD",
"id": "AKS_754699306",
"lastUpdatedTime": "2025-06-26T02:37:26.013Z",
"merchantAmount": 100.0,
"merchantCategoryCode": "1234",
"merchantCurrency": "USD",
"status": "CAPTURED",
"totalAuthorizedAmount": 100.0,
"totalCapturedAmount": 100.0,
"totalDisbursedAmount": 0.0,
"totalRefundedAmount": 0.0
},
"posTerminal": {
"address": {
"country": "USA"
},
"attended": "UNATTENDED",
"cardholderActivated": "NOT_CARDHOLDER_ACTIVATED",
"inputCapability": "CONTACTLESS_CHIP",
"lane": "CBAS2I02",
"location": "MERCHANT_TERMINAL_ON_PREMISES",
"panEntryMode": "CONTACTLESS",
"pinEntryCapability": "PIN_NOT_SUPPORTED"
},
"response": {
"gatewayCode": "APPROVED"
},
"result": "SUCCESS",
"sourceOfFunds": {
"provided": {
"card": {
"brand": "AMEX",
"expiry": {
"month": "12",
"year": "24"
},
"fundingMethod": "CREDIT",
"number": "345678xxxxx4564",
"scheme": "AMEX",
"sequenceNumber": "099",
"storedOnFile": "NOT_STORED"
}
},
"type": "CARD"
},
"timeOfLastUpdate": "2025-06-26T02:37:26.013Z",
"timeOfRecord": "2025-06-26T02:37:25.803Z",
"transaction": {
"acquirer": {
"batch": 1,
,
"date": "2025-06-25",
"id": "NEX_AMEX_ELAVON_S2I",
"merchantId": "9808",
"settlementDate": "2025-06-26",
"timeZone": "-0400"
},
"amount": 5.0,
"currency": "USD",
"id": "AKS_652095062",
"receipt": "517702000016",
"source": "CARD_PRESENT",
"stan": "16",
"targetTransactionId": "AKS_928110908",
"terminal": "0001",
"type": "VOID_REFUND"
},
"version": "100"
}