MediaWiki:Apihelp-query+userinfo-paramvalue-prop-unreadcount
Adds the count of unread pages on the user's watchlist (maximum $1; returns $2 if more).
Adds the count of unread pages on the user's watchlist (maximum $1; returns $2 if more).
Link to this page:
https://wiki.pastlives.space/MediaWiki:Apihelp-query%2Buserinfo-paramvalue-prop-unreadcount