Explaination for following and notification system

This is user 1 profile with reza_ij username

"# nodejs-blog"

This is user 1 profile with ali username

By default all the accounts are private so user 1 wont be able to see user 2 profile

He/She should send following request

Now user 1 send following request to user 2 so now we can see it in notifications in user 2 profile and he/she can accept or denie his request

Now he/she accept user 1 request user one cant see his/her profile his username andm email and article user 2 wrotes

And also can unfollow the user when he/her visit his/her profile and again user 1 cant see user 2 information and also remove from his/her followers