@java.lang.Override
    public int getSerializedSize() {
      int size = memoizedSize;
      if (size != -1) return size;

      size = 0;
      if (labelId_ != 0L) {
        size += com.google.protobuf.CodedOutputStream.computeInt64Size(1, labelId_);
      }
      if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(labelString_)) {
        size += com.google.protobuf.GeneratedMessageV3.computeStringSize(2, labelString_);
      }
      size += getUnknownFields().getSerializedSize();
      memoizedSize = size;
      return size;
    }
<pre>
Human readable string of the label.
</pre>

<code>string label_string = 2;</code>

@return The bytes for labelString.
java-visionai/proto-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/OccupancyCountingPredictionResult.java