Optionalaccess?: AccessRuleOptionalafterLessonId?: string | nullOptionalblocks?: Block[]OptionalcustomFileIds?: string[]Ids of stored files the lesson's custom blocks use, shared with the client along with the lesson.
Optionaldescription?: stringOptionalestimatedMinutes?: number
Add a lesson for one client only: it appears in their outline where you put it, follows the same unlock rules as any lesson, and no one else sees it.