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
let collection = null;
    try {
      const obj = this._catDict.get("Collection");
      if (isDict(obj) && obj.size > 0) {
        collection = obj;
      }
    } catch (ex) {
      if (ex instanceof MissingDataException) {
        throw ex;
      }
      info("Cannot fetch Collection entry; assuming no collection is present.");
    }
    return shadow(this, "collection", collection);
  }
  get acroForm() {
    let acroForm = null;
    try {
      const obj = this._catDict.get("AcroForm");
      if (isDict(obj) && obj.size > 0) {
        acroForm = obj;
      }
    } catch (ex) {
      if (ex instanceof MissingDataException) {
        throw ex;
      }
      info("Cannot fetch AcroForm entry; assuming no forms are present.");
    }
    return shadow(this, "acroForm", acroForm);
  }
  get acroFormRef() {