def METHOD_NAME(
    self, notification: TransformationNotification | Sequence[TransformationNotification]
) -> TransformationNotification | TransformationNotificationList:
    """`Subscribe for notifications on the transformation errors. <https://developer.cognite.com/api#tag/Transformation-Notifications/operation/createTransformationNotifications>`_
    Args:
        notification (TransformationNotification | Sequence[TransformationNotification]): Notification or list of notifications to create.
    Returns:
        TransformationNotification | TransformationNotificationList: Created notification(s)
    Examples:
        Create new notifications:
            >>> from cognite.client import CogniteClient
            >>> from cognite.client.data_classes import TransformationNotification
            >>> c = CogniteClient()
            >>> notifications = [TransformationNotification(transformation_id = 1, destination="my@email.com"), TransformationNotification(transformation_external_id="transformation2", destination="other@email.com"))]
            >>> res = c.transformations.notifications.create(notifications)
    """
    utils._auxiliary.assert_type(notification, "notification", [TransformationNotification, Sequence])
    return self._create_multiple(
        list_cls=TransformationNotificationList, resource_cls=TransformationNotification, items=notification
    )