// It has the same default value of "ExpirationSeconds" in "TokenRequestSpec"
  //
  // +optional
  optional int64 expirationSeconds = 2;
}

// VolumeAttachment captures the intent to attach or detach the specified volume
// to/from the specified node.
//
// VolumeAttachment objects are non-namespaced.
message VolumeAttachment {
  // Standard object metadata.

  // It has the same default value of "ExpirationSeconds" in "TokenRequestSpec".
  //
  // +optional
  optional int64 expirationSeconds = 2;
}

// VolumeAttachment captures the intent to attach or detach the specified volume
// to/from the specified node.
//
// VolumeAttachment objects are non-namespaced.
message VolumeAttachment {
  // Standard object metadata.