def unarchive(self) -> UnarchiveRequestBuilder:
        """
        Provides operations to call the unarchive method.
        """
        from .unarchive.unarchive_request_builder import UnarchiveRequestBuilder

        return UnarchiveRequestBuilder(self.request_adapter, self.path_parameters)

        Provides operations to call the unarchive method.
        
msgraph/generated/admin/service_announcement/messages/messages_request_builder.py