View all users who watching Confluence Space's blog

HI ,
I would like to know is there any way (script/sql) from which we can get list of users who all are watching spaces blog or only watching blog or have registered for watching for new blog post in the space .
https://confluence.atlassian.com/confkb/how-to-list-watchers-in-space-pages-blogposts-in-confluence-781200365.html
I have found this way but it doesnt give me details for all the three types of watcher of a space .