Attach (recommended) or Link to PDF file here:
[docOficialPDF.php.pdf](https://github.com/mozilla/pdf.js/files/7159923/docOficialPDF.php.pdf)

Configuration:
- Web browser and its version: Firefox nightly
- Operating system and its version: linux debian
- PDF.js version: built-in viewer
- Is a browser extension: no

Steps to reproduce the problem:
1. Open the pdf page 2
2. Checkbox "Alta" in section 2 must be checked

It works fine with evince.
if (!annotationStorage) {
      return null;
    }
    const storageEntry = annotationStorage.get(this.data.id);
    const value = storageEntry && storageEntry.value;
    if (value === this.data.fieldValue || value === undefined) {
      return null;
    }
    let appearance = await this._getAppearance(
      evaluator,
      task,
      annotationStorage
    );
    if (appearance === null) {
      return null;