Member CustomField::setResourceSubtype (string $type): create-only, see the subtype constants
Member CustomField::setWorkspace (Workspace $workspace): create-only, no getter
Member Membership::setSection (Section $section): create-only
Member Portfolio::setWorkspace (Workspace $workspace): create-only
Member Project::setTeam (?Team $team): create-only
Member Project::setWorkspace (Workspace $workspace): create-only
Member ProjectWebhook::setResource (Project $project): create-only
Member ProjectWebhook::setTarget (string $url): create-only
Member Status::setColor (string $color): create-only, green|red|yellow
Member Status::setText (string $text): create-only
Member Status::setTitle (string $title): create-only
Member Story::setText (string $text): create-only, comments only
Member Tag::setFollowers (User[] $followers): create-only
Member Tag::setWorkspace (Workspace $workspace): create-only
Member Task::setResourceSubtype (string $type): create-only
Member Task::setWorkspace (Workspace $workspace): create-only
Member TaskWebhook::setResource (Task $task): create-only
Member TaskWebhook::setTarget (string $url): create-only