OptionalautoAuto-save interval in milliseconds
File client from provider
Current clips array
Collaboration mode
OptionalenabledWhether persistence is enabled
OptionalfileExisting file ID
OptionalfileFile storage location
OptionalgridGrid layout
Lock mode
OptionalonCalled on save error
OptionalonCalled after successful save
Composition title
Author user ID
OptionaluserAuthor display name
Options for useClipPersistence hook.