@java.lang.Override
    public Builder clear() {
      super.clear();
      bitField0_ = 0;
      state_ = 0;
      createTime_ = null;
      if (createTimeBuilder_ != null) {
        createTimeBuilder_.dispose();
        createTimeBuilder_ = null;
      }
      updateTime_ = null;
      if (updateTimeBuilder_ != null) {
        updateTimeBuilder_.dispose();
        updateTimeBuilder_ = null;
      }
      return this;
    }
<pre>
Contains metadata for the BatchAnnotateImages operation.
</pre>

Protobuf type {@code google.cloud.vision.v1p3beta1.OperationMetadata}
java-vision/proto-google-cloud-vision-v1p3beta1/src/main/java/com/google/cloud/vision/v1p3beta1/OperationMetadata.java