We have just pushed an update with a bug fix.
Here’s the changelog:
- Fixed: The reply to review should not be counted as a separate review count #1392
- Fixed: Escaping of html in json string missing for FAQ schema which cause invalid json issue #1388
- Fixed: Warning: htmlspecialchars() expects parameter 1 to be string, array given in /output/gutenberg.php #1385
- Added: Compatibility with WP Review Slider Pro (Premium) plugin #1387
The plugin can be downloaded from: https://wordpress.org/plugins/schema-and-structured-data-for-wp/