Event Types

All webhook event types published by the Connect API.

Each delivery includes a standard envelope with an event_type field identifying which event occurred, and a data object whose shape is described per event type below.

Standard payload envelope

{
  "id": "msg_abc123",
  "timestamp": "2024-01-15T10:30:00Z",
  "event_type": "event_attendee.joined_event",
  "entity": "event_attendee",
  "data": { ... }
}

Active event types

event_attendee.joined_event

When an Event Attendee accepts the invitation.

Example payload:

{
  "data": {
    "created_at": "2026-02-07T18:40:19.620Z",
    "email": "numberone@avengers.gov",
    "event_id": "019c396b-3d55-7760-bdba-cf43a257d8e4",
    "external_id": "209478549031",
    "id": "019c3970-6ba2-75ca-8e13-bef0012e59e3",
    "joined_at": "2026-02-07T00:00:00.000Z",
    "name": "Tony Stark",
    "ticketed_at": "2026-02-07T18:40:19.620Z"
  },
  "entity": "EventAttendee",
  "event_type": "event_attendee.joined_event",
  "id": "019c5223-36f0-704c-bdc6-6b09056e735f",
  "timestamp": "2026-02-07T18:40:19.620Z"
}

data fields:

Field	Type	Required	Description
created_at	string (date-time)	Yes	When the attendee record was created
email	string (email)	Yes	Attendee email address
event_id	string (uuid)	Yes	Reference to the parent event
external_id	string or null	No	External system identifier
id	string (uuid)	Yes	Internal unique identifier
joined_at	string (date-time) or null	No	When the attendee joined the event
name	string	Yes	Attendee full name
ticketed_at	string (date-time) or null	No	When the attendee received their ticket

event_attendee.ticket_success

When an Event Attendee's Flight Booking successfully ticketed

Example payload:

{
  "data": {
    "created_at": "2026-02-07T18:40:19.620Z",
    "email": "numberone@avengers.gov",
    "event_id": "019c396b-3d55-7760-bdba-cf43a257d8e4",
    "external_id": "209478549031",
    "id": "019c3970-6ba2-75ca-8e13-bef0012e59e3",
    "joined_at": "2026-02-07T00:00:00.000Z",
    "name": "Tony Stark",
    "ticketed_at": "2026-02-07T18:40:19.620Z"
  },
  "entity": "EventAttendee",
  "event_type": "event_attendee.joined_event",
  "id": "019c5223-36f0-704c-bdc6-6b09056e735f",
  "timestamp": "2026-02-07T18:40:19.620Z"
}

data fields:

Field	Type	Required	Description
created_at	string (date-time)	Yes	When the attendee record was created
email	string (email)	Yes	Attendee email address
event_id	string (uuid)	Yes	Reference to the parent event
external_id	string or null	No	External system identifier
id	string (uuid)	Yes	Internal unique identifier
joined_at	string (date-time) or null	No	When the attendee joined the event
name	string	Yes	Attendee full name
ticketed_at	string (date-time) or null	No	When the attendee received their ticket