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

  // nodeTopology defines which nodes have access to the storage
  // for which capacity was reported. If not set, the storage is
  // not accessible from any node in the cluster. If empty, the
  // storage is accessible from all nodes. This field is
  // immutable.
  //
  // +optional

  // The API server can decode objects encoded in these versions.
  // The encodingVersion must be included in the decodableVersions.
  // +listType=set
  repeated string decodableVersions = 3;
}

// Storage version of a specific resource.
message StorageVersion {
  // The name is <group>.<resource>.
  optional k8s.io.apimachinery.pkg.apis.meta.v1.ObjectMeta metadata = 1;