Optional ReadonlyexpiresExpiry as Unix milliseconds or a Date; the server's default applies when left out.
Optional ReadonlyrequiredA capability the person needs, for example approve_actions.
Optional Readonlyrestrictedany, run_starter or owner (09 11.2).
Optional ReadonlysettingsSource of the limits (default DEFAULTS).
Optional ReadonlysingleWhether using it disables the other single-use components of the message (09 11.3); the server's default applies when left out.
The members every builder shares; they map to the members of
ComponentCreate.