3 items
Copy clean URLs (removes tracking params, unwraps common redirectors). Cleans the urls - right mouse click and 'Copy Clean Link' On icon click you can test by passing the link into 'before' and see the result in 'after' section and what was removed. On options click. by default, you can define up to 12 exact keys and 3 prefixes. In future, if such need I can generate a token and send you if you need more.
rating_count is the Chrome Web Store ratings count, not a written-review count.
Media assets
Screenshots and videos on the listing.
Has promo video
Whether the listing includes at least one video.
Languages
Declared language locales.
Developer website
Listing exposes a developer website URL.
Contact email
Listing exposes a contact email.
Keyword in name
Case-insensitive substring match in the name.
Keyword in description
Case-insensitive substring match in the description.
Keyword occurrences in description
Count of case-insensitive occurrences in the description.
Category user-count percentile
Share of same-category extensions with fewer users (null if unknown).
These are transparent listing completeness / keyword signals, not a prediction of Chrome Web Store search ranking.