public static com.google.storagetransfer.v1.proto.TransferProto.UpdateTransferJobRequest
        parseFrom(byte[] data) throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data);
    }
<pre>
The field mask of the fields in `transferJob` that are to be updated in
this request.  Fields in `transferJob` that can be updated are:
[description][google.storagetransfer.v1.TransferJob.description],
[transfer_spec][google.storagetransfer.v1.TransferJob.transfer_spec],
[notification_config][google.storagetransfer.v1.TransferJob.notification_config],
[logging_config][google.storagetransfer.v1.TransferJob.logging_config], and
[status][google.storagetransfer.v1.TransferJob.status].  To update the
`transfer_spec` of the job, a complete transfer specification must be
provided. An incomplete specification missing any required fields is
rejected with the error
[INVALID_ARGUMENT][google.rpc.Code.INVALID_ARGUMENT].
</pre>

<code>.google.protobuf.FieldMask update_transfer_job_field_mask = 4;</code>
java-storage-transfer/proto-google-cloud-storage-transfer-v1/src/main/java/com/google/storagetransfer/v1/proto/TransferProto.java