def METHOD_NAME(self):
    kwargs = super(BTRFSFormatPopulator, self).METHOD_NAME()
    # the format's uuid attr will contain the UUID_SUB, while the
    # overarching volume UUID will be stored as vol_uuid
    kwargs["uuid"] = self.data["ID_FS_UUID_SUB"]
    kwargs["vol_uuid"] = udev.device_get_uuid(self.data)
    return kwargs