@java.lang.Override
  public boolean hasUpdateTime() {
    return ((bitField0_ & 0x00000002) != 0);
  }
<pre>
Time of the most recent update.
</pre>

<code>.google.protobuf.Timestamp update_time = 4;</code>

@return Whether the updateTime field is set.
java-video-intelligence/proto-google-cloud-video-intelligence-v1beta2/src/main/java/com/google/cloud/videointelligence/v1beta2/VideoAnnotationProgress.java