public static DownUpResult ofError(Throwable e) {
    return AutoOneOf_DownUpResult.error(e);
  }
Data-ID returned from Apple servers, indicating the upload start is successful.

<p>Sometimes called the "single file upload response"
extensions/data-transfer/portability-data-transfer-apple/src/main/java/org/datatransferproject/datatransfer/apple/photos/DownUpResult.java