Since Confluence manages this feature in the user level. So, I believe there's no option to create a kind of notification scheme like we have on JIRA side.
An workaround would be user not watching each page from that space. Also, I've found a old new feature request related to this:
Hello Community, Today we are going to talk about the three Scrum Roles. There is the Development Team, the Scrum Master and the Product Owner. In my opinion these three are all really impo...
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