The spec for this action:
https://www.adobe.com/content/dam/acom/en/devnet/pdf/pdfs/PDF32000_2008.pdf#G11.2111850
An example of a form using this action:
https://www2.illinois.gov/rev/forms/reg/Documents/reg-1-mr.pdf
event.target.checked = event.detail.value !== "Off";
            storage.setValue(id, { value: event.target.checked });
          },
        };
        this._dispatchEventFromSandbox(actions, jsEvent);
      });
      this._setEventListeners(
        element,
        [
          ["change", "Validate"],
          ["change", "Action"],
          ["focus", "Focus"],
          ["blur", "Blur"],
          ["mousedown", "Mouse Down"],
          ["mouseenter", "Mouse Enter"],
          ["mouseleave", "Mouse Exit"],
          ["mouseup", "Mouse Up"],
        ],
        event => event.target.checked
      );
    }
    this._setBackgroundColor(element);
    this.container.appendChild(element);
    return this.container;
  }
}
class RadioButtonWidgetAnnotationElement extends WidgetAnnotationElement {