type: string
                      description: One or more labels associated with the endpoint.
                      maxProperties: 256
                      type: object
                    locality:
                      description: The locality associated with the endpoint.
                      maxLength: 2048
                      type: string
                    network:

        experimental endpoint.
    *   Promoting `tf.data.experimental.get_single_element` API to
        `tf.data.Dataset.get_single_element` and deprecating the experimental
        endpoint.
    *   Promoting `tf.data.experimental.group_by_window` API to
        `tf.data.Dataset.group_by_window` and deprecating the experimental
        endpoint.

- The endpointslice mirroring controller mirrors endpoints annotations and labels to the generated endpoint slices, it also ensures that updates on any of these fields on the endpoints are mirrored.