Authorization
No authorization.
If client knows the employee_request_ID he can create user and approve it.
Get Employee Request Details
Invoke WS Get Employee Request by ID for further employee creation
See service specification
Search User
Search user in Auth using email from Employee_Request.
If found, goto Create user
else return Error 401
Create user in oAuth
System should create user in oAuth by using Create User WS
email should be used from the employee_request
password should be used from the payload
See service specification