anchor.diff:  
   ###  Create new user [POST]
   
  ++ email `test@test.com` (string, required, email)
  +
  ++ login `test@test.com` (string, required)
  +
  ++ password `passwordA6` (string, required)
  +
  ++ sub `Application specific subject, e.g. some ID in 3rd party service` (string, required)
  +
  ++ scope `scope` (optional)
  +
   + Request (application/json)
   
           {
               "email": "test@test.com",
               "login": "testuser",
  -            "tenant": "tenant_id",
               "password": "password",
               "scope": "user_scope"
           }
  
positive.code: 
  ### Login [POST]
  
  + Request (application/json)
  
          {
              "login": "tenant_id:test@test.com",
              "password": "password_hash",
              "scope": "user_scope"
          }
  
  + Response 200 (application/json)
  
negative.code: 
  ### Logout [POST]
  
  + token `token` (string, required)
  
  + Request (application/json)
  
          {
  