@java.lang.Override
  public com.google.protobuf.Timestamp getUpdateTime() {
    return updateTime_ == null ? com.google.protobuf.Timestamp.getDefaultInstance() : updateTime_;
  }
<pre>
The update time of the create corpus operation.
</pre>

<code>.google.protobuf.Timestamp update_time = 3;</code>

@return The updateTime.
java-visionai/proto-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/CreateCorpusMetadata.java