Through its installation area you can know the precise paths of the affected documents and obtain a log.txt with exact data of each and every of the data files. The main reason getting is that it’s simply the easiest way. Outputting a JSON-LD on to the location is as easy https://addons.prestashop.com/en/seo-natural-search-engine-optimization/31857-automatic-google-rich-snippets-json-ld-open-graph-seo.html