github.com/gotd/td/tg.ServerDispatcher.OnLangpackGetLanguage (method)

one use

	github.com/gotd/td/tg (current package)
		tl_server_gen.go#L9251: func (s *ServerDispatcher) OnLangpackGetLanguage(f func(ctx context.Context, request *LangpackGetLanguageRequest) (*LangPackLanguage, error)) {