mobile_activation ACN

Mastercard has sent an activation code after an activation attempt entered the yellow path, and the cardholder followed instructions to confirm their identity. This message contains the activation code.

The wallet_type field contains the mobile wallet type (Apple, Google, Samsung), and the first letter of the code also indicates the wallet type:

  • Axxx — Apple Pay
  • Gxxx — Google Pay
  • Sxxx — Samsung Pay

  • Event trigger — Galileo receives an activation code from Mastercard (advice).
  • Process — This process contains the event trigger:
    • The cardholder performed steps to verify their identity by following the instructions in the xYLP message.


All fields are strings. Your field names may vary. Default fields are included in the default webhook template. See Default and optional fields for more information.

Field Default Description
activation_code X

One-time activation code from Mastercard. 8 digits. Example: "23649703"

auth_id X

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


Galileo-generated card ID. Example: "12534"

msg_event_id X

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


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

network X

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

pmt_ref_no X

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

send_type X

How the passcode was sent: email or phone. Example: "email"

timestamp X

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"

type X

The name of this event: "mobile_activtion ACN"

wallet_type X

Wallet provider. Possible values:

  • "Apple" (event code AACN)
  • "Google" (event code GACN)
  • "Samsung" (event code SACN)


# mobile_activation ACN example:
  "activation_code": "23649703",
  "auth_id": "12303090",
  "cad": "12534",
  "msg_event_id": "243693",
  "msg_id": "GACN",
  "network": "M",
  "pmt_ref_no": "999101003022",
  "send_type": "email",
  "timestamp": "2025-01-31 17:20:33 MST",
  "type": "mobile_activation ACN",
  "wallet_type": "Google"