// +optional
  optional k8s.io.apimachinery.pkg.apis.meta.v1.ObjectMeta metadata = 1;

  // Specification of the desired behavior of a cron job, including the schedule.
  // More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#spec-and-status
  // +optional
  optional CronJobSpec spec = 2;

  // +optional
  optional k8s.io.apimachinery.pkg.apis.meta.v1.ObjectMeta metadata = 1;

  // spec represents specification of the desired attach/detach volume behavior.
  // Populated by the Kubernetes system.
  optional VolumeAttachmentSpec spec = 2;

  // status represents status of the VolumeAttachment request.
  // Populated by the entity completing the attach or detach

  // More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#metadata
  // +optional
  optional k8s.io.apimachinery.pkg.apis.meta.v1.ObjectMeta metadata = 1;

  // The desired behavior of this daemon set.
  // More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#spec-and-status
  // +optional
  optional DaemonSetSpec spec = 2;

  // Specifies the policy of handling failed pods. In particular, it allows to
  // specify the set of actions and conditions which need to be
  // satisfied to take the associated action.
  // If empty, the default behaviour applies - the counter of failed pods,
  // represented by the jobs's .status.failed field, is incremented and it is
  // checked against the backoffLimit. This field cannot be used in combination

  // More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#metadata
  // +optional
  optional k8s.io.apimachinery.pkg.apis.meta.v1.ObjectMeta metadata = 1;

  // The desired behavior of this daemon set.
  // More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#spec-and-status
  // +optional
  optional DaemonSetSpec spec = 2;

  // APIs may return other objects types at their discretion, such as error conditions, requests for alternate representations, or other operation specific behavior.
  // This value will be null if an APIService reports subresources but supports no operations on the parent resource
  optional k8s.io.apimachinery.pkg.apis.meta.v1.GroupVersionKind responseKind = 2;

  // More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#metadata
  // +optional
  optional k8s.io.apimachinery.pkg.apis.meta.v1.ObjectMeta metadata = 1;

  // The desired behavior of this daemon set.
  // More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#spec-and-status
  // +optional
  optional DaemonSetSpec spec = 2;

  //  1. Trust distribution: how trust (CA bundles) are distributed.
  //  2. Permitted subjects: and behavior when a disallowed subject is requested.
  //  3. Required, permitted, or forbidden x509 extensions in the request (including whether subjectAltNames are allowed, which types, restrictions on allowed values) and behavior when a disallowed extension is requested.
  //  4. Required, permitted, or forbidden key usages / extended key usages.

  // - Ignore: This will ignore any unknown fields that are silently
  // dropped from the object, and will ignore all but the last duplicate
  // field that the decoder encounters. This is the default behavior
  // prior to v1.23.
  // - Warn: This will send a warning via the standard warning response
  // header for each unknown field that is dropped from the object, and

  // +optional
  optional k8s.io.apimachinery.pkg.apis.meta.v1.ObjectMeta metadata = 1;

  // Specification of the desired behavior of the PodDisruptionBudget.
  // +optional
  optional PodDisruptionBudgetSpec spec = 2;

  // Most recently observed status of the PodDisruptionBudget.
  // +optional
  optional PodDisruptionBudgetStatus status = 3;