public LoggedInUserDto UserAuthenticate(AuthUserDto authUserDto)
        {
            AuthUserEntity     authUserEntity     = _userMapping.AuthUserDto2AuthUserEntity(authUserDto);
            LoggedInUserEntity loggedInUserEntity = _userService.UserAuthenticate(authUserEntity);
            LoggedInUserDto    loggedInUserDto    = _userMapping.LoggedInUserEntity2LoggedInUserDto(loggedInUserEntity);

            return(loggedInUserDto);
        }