NewEntityID generates a new identity for an instance.

Create indicates the creation of an instance in a txn.

Delete indicates the deletion of an instance by ID in a txn.

EmptyEntityID represents an empty EntityID.

Save indicates the mutation of an instance in a txn.

Action is a operation done in the model.

Event is a local or remote event generated in a model and dispatcher by Dispatcher.

EventCodec transforms actions generated in models to events dispatched to thread logs, and viceversa.

ActionType is the type used by actions done in a txn.

EntityID is the type used in models identities.