Rich Snippet

1: Structured data added to the HTML of a website to provide contextual information to the search engines during crawling.

2: Structured data information can then be displayed in the SERPs, resulting in an enhanced listing.

FAQ

It should be understood that rich snippets don’t directly have an effect on rankings

However, it’s indirect SEO benefits help by making pages easier to index because of more accurate meta data.

You’ll need to add structured data which tells search engines what your data means.