@java.lang.Override
  public void writeTo(com.google.protobuf.CodedOutputStream output) throws java.io.IOException {
    if (state_
        != com.google.cloud.translate.v3.OperationState.OPERATION_STATE_UNSPECIFIED.getNumber()) {
      output.writeEnum(1, state_);
    }
    if (((bitField0_ & 0x00000001) != 0)) {
      output.writeMessage(2, getCreateTime());
    }
    if (((bitField0_ & 0x00000002) != 0)) {
      output.writeMessage(3, getUpdateTime());
    }
    if (((bitField0_ & 0x00000004) != 0)) {
      output.writeMessage(4, getError());
    }
    getUnknownFields().writeTo(output);
  }
<pre>
Only populated when operation doesn't succeed.
</pre>

<code>.google.rpc.Status error = 4;</code>
java-translate/proto-google-cloud-translate-v3/src/main/java/com/google/cloud/translate/v3/ImportDataMetadata.java