ActivityEvent
A single, immutable business event captured in the activity timeline (e.g. field changes, status transitions, assignments).
Events are append-only — there is no edit or delete operation. Query them
with activityEvents (single entity) or
activityEventsByContentType (all entities of a type).
ActivityEventFields
Unique event identifier.
When the event occurred.
System or module that emitted the event.
Action name (e.g. created, updated, statusChanged).
Entity type the event is about (e.g. customer, deal).
Id of the entity the event is about.
Id of the User that performed the action, if any.
Event-specific data (e.g. changed fields, previous/next values).