See Activity Type for possible values. This field is not returned for AAAU messages that have no dollar amount. Example: "VI"

BAUT only. The amount of the authorization request. Includes fees and upcharges. DE004 times the conversion rate in DE009. The amount is signed: - to debit the account and + to credit the account. Example: "10.25"

AAAU only. Amount of the transaction in cents. The amount is signed: - to debit the account and + to credit the account. Example: "26100"

BAUT only. Contents of the Auth API webhook payload for this transaction. Stringified JSON.

Galileo-generated ID for the authorization request. This ID is unique per subnetwork. Example: "12303090"

Authorization identification response, a numeric code that Galileo returns to a merchant to verify that the transaction was authorized. DE038. Example: "012547"

Based on DE003, processing code. Type of authorization request. See Authorization types for possible values. Example: "5"

For debit accounts, the open_to_buy plus available overdraft. Example: "143.11"

For credit accounts, the available credit limit to spend. Example: "432.00"

The balance ID, also called the galileo_account_number. Example: "20211"

Amount to be billed in the currency of the cardholder account (DE006). Example: "24.35"

Currency code for billing_amt (DE051). Example: "840"

Galileo-generated card ID. Example: "12534"

AAAU only. Whether this is a card-not-present transaction. Y is card-not-present; N is card-present. Example: "Y"

Amount of the transaction that is cashback instead of purchase. This amount is included in amount. Example: "20.00"

Corporate Hierarchy group identifier. Example: "2544"

ID for the customer record. Example: "264539"

For credit accounts, the total amount of unpaid purchases and advances. Example: "325.00"

Whether the transaction arrived at Galileo over credit or debit rails. Y is credit; N is debit. Example: "Y"

Currency code for amount, which is the currency of the cardholder account. Example: "840"

Raw contents of DE003, processing code. See DE003 Codes for possible values. Example: "002000"

Raw contents of DE022, POS entry mode. See DE022 Codes for possible values. Example: "071"

AAAU only. Raw contents of DE025 for Visa and Discover, POS condition. See DE025 Codes for possible values. Example: "00"

Whether this is a domestic transaction. Y is domestic; N is international. Example: "Y"

BAUT only. Directory server transaction ID. A UUID that the merchant passes in the authorization request to link 3DS authentication and authorization data. Mastercard DE048SE66SF2 or Visa Field 126.8 Example: "f38e6948-5388-41a6-bca4-b49723c19437"

Program transaction fee. Example: "2.00"

The financial bank card product or branding of the card. DE063SE1. Valid values: CI (Cirrus), MC (Mastercard credit), MD (Debit Mastercard), MS (Maestro), PL (Visa Plus), PV (Private Label), VI (Visa) Example: "MS"

Fleet cards only. Driver ID. Example: "06123456"

Fleet cards only. Vehicle ID. Example: "03123"

The available balance of the RTF or Corporate Credit funding account after this transaction takes place. Example: "24365.90"

The PRN of the RTF or Corporate Credit funding account that is associated with this spending account. Example: "122101354223"

The auth_id of the previous authorization in an incremental sequence. May contain the same value as original_auth_id. Example: "12303085"

Currency code for local_currency_amount (DE049). Example: "124"

Amount of the transaction in the currency at the point of sale (DE004). No fees or upcharges included. Example: "1245.20"

The surcharge amount (DE028) added by the merchant or ATM operator. This amount is included in amount. Example: "2.50"

AAAU only. Results of an account name inquiry (ANI). L — last name; M — middle name; F — first name. Values are 01 — match; 50 — partial match; 99 — no match. Example: L:'01', F:'01', M: ''

Contents of DE112 SE7. See MSI Installments data to interpret the code. Example: "030600484"

Contents of DE048 SE95. See MSI Installments data to interpret the code. Example: "MEXCTA"

Merchant category code (DE018). Example: "5712"

AAAU only. Concatenation of merchant_name and merchant_location. Example: "RIDESHARE.COM/CHARGES, SAN FRANCISCO, CA"

Merchant city and state (from remaining part of ISO DE043). Example: "NEW YORK, NY"

Merchant name (first 22 characters of DE043). Should not be used for matching; instead, use merchant_number. Example: "Widgets Incorporated"

Merchant number (DE042). Example: "L4DIV6D5LM4X7LF"

The postal code for the merchant. Example: "10021"

Unique Galileo-generated identifier for this message. Example: "243693"

The four-letter code to identify this event. Example: "AAAU"

BAUT only. ISO 8583 message-type indicator. 4 digits. Example: "0200"

See Events Network Codes for possible values. Example: "V"

The available balance to spend. Example: "500.00"

The exact date-time at which open_to_buy was captured. Format: YYYY-MM-DD hh:mm:ss.ssssss Example:"2025-03-17 14:06:50.243654"`

The auth_id of the previous authorization in a sequence. For a completion, this is the auth_id of the preauthorization. For a reversal, this is the auth_id of the transaction that is being reversed. For an incremental sequence, this is the auth_id of the previous authorization in the sequence. Example: "12303085"

The auth_id of the first authorization in an incremental sequence. Example: "12302001"

See Transaction Types for possible values. Example: "W"

BAUT only. The available balance immediately after the authorized amount was applied to the cardholder account.

Galileo 12-digit payment reference number (PRN) for the account. Example: "999101003022"

The product ID of the account. Example: "1701"

The program ID of the account. Example: "305"

See Authorization Response Codes for possible values. Example: "05"

Pipe-delimited list of factors that were calculated for response_code. Example: "Acquiring merchant blocked by product|Suspected fraud"

Risk score provided by the network. Higher numbers mean higher risk. Example: "26"

Retrieval reference number (DE037). Format: Julian date YDDDxxxxxxxx Example: "314293027549"

Comma-delimited list of DENY, WARN or FREEZE rules from Galileo's dynamic fraud engine. Example: "hr_crypto:DENY, intl_cnp_ecom:DENY"

Currency code for settle_currency_amount. Example: "840"

Amount of the transaction in the settlement currency. Example: "35.44"

Contains - (minus sign) when the amount debits the open_to_buy. Example: "-"

System trace audit number, a unique identifier assigned to each transaction by the originator of the message. DE011. Example: "000803"

Date-time when this event was created in Mountain Standard Time (GMT -0700). Format: YYYY-MM-DD hh:mm:ss MST Example: "2025-01-31 17:20:33 MST"

Mastercard only. Transaction link identifier. An identifier that Mastercard generates for every original transaction. DE105SF1. Example: "f3a54c321e634e9b"

BAUT only. Name of the entity that is requesting a tokenized version of the card. Example: "Apple Inc."

BAUT only. Identifier for "token_requester". Example: "40010030273"

Name of token requester. Example: "Apple Inc."

The name of this event: "auth"

Populated according to your use case and needs by arrangement with Galileo.

Contents of Field 62.2: Transaction Identifier (bitmap format). This Visa-generated transaction ID is unique for each original authorization and financial request. Example: "141037867734271"