commentCount

Канонический URL: http://schema.org/commentCount
The number of comments this CreativeWork (e.g. Article, Question or Answer) has received. This is most applicable to works published in Web sites with commenting system; additional comments may exist elsewhere.
Ожидаемые значения должны быть одного из этих типов
Integer
Используется в таких типах
CreativeWork

Schema Version 3.3