public HttpResponseMessage Logout()
        {
            var token = TokenBase.ReadToken(HttpContext.Current);

            if (_validation.IsTokenValid(token))
            {
                _tokenManager.DeleteAllVolunteerTokens(token.VolunteerId);
                return(Messages.ReturnOk(new { message = "10029" }));
            }

            return(Messages.ReturnUnauthorized());
        }