How to implement ACL for below mentioned tutorial?
 Use authentication
 Authorized user shall aceess link
 Authenticate user's details shall view from authorized link
Example : user A has added 3 user called x,y and z. user B has added 3 users called p, q and r. In such case,
- Only user A and B shall access "/api/users"
- user A shall view x,y and z but shall not access p,q and r.
- user b shall view p,q and r but shall not access x,y and z.