private com.google.protobuf.SingleFieldBuilderV3<
            com.google.cloud.visionai.v1.AnnotationValue,
            com.google.cloud.visionai.v1.AnnotationValue.Builder,
            com.google.cloud.visionai.v1.AnnotationValueOrBuilder>
        getValueFieldBuilder() {
      if (valueBuilder_ == null) {
        valueBuilder_ =
            new com.google.protobuf.SingleFieldBuilderV3<
                com.google.cloud.visionai.v1.AnnotationValue,
                com.google.cloud.visionai.v1.AnnotationValue.Builder,
                com.google.cloud.visionai.v1.AnnotationValueOrBuilder>(
                getValue(), getParentForChildren(), isClean());
        value_ = null;
      }
      return valueBuilder_;
    }
<pre>
Value of the annotation. The value must be able to convert
to the type according to the data schema.
</pre>

<code>.google.cloud.visionai.v1.AnnotationValue value = 2;</code>
java-visionai/proto-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/UserSpecifiedAnnotation.java