public Builder setValue(com.google.cloud.visionai.v1.AnnotationValue value) {
      if (valueBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        value_ = value;
      } else {
        valueBuilder_.setMessage(value);
      }
      bitField0_ |= 0x00000002;
      onChanged();
      return this;
    }
<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