Validate request

1.  

   1. Validate request using JSON schema
      
      

      1. In case validation failed - generate 422 error

Authorize user

1.  

   1. Verify the validity of access token

   2. Check user scopes in order to perform this action

      1. In case error - generate 401 response

Check phone

1.  

   1. call Complete OTP Verification method