// start trying to rotate the token if the token is older than 80 percent of
  // its time to live or if the token is older than 24 hours.Defaults to 1 hour
  // and must be at least 10 minutes.
  // +optional
  optional int64 expirationSeconds = 2;

  // path is the path relative to the mount point of the file to project the
  // token into.
  optional string path = 3;
}