private async Task GetUserById()
        {
            try
            {
                var id       = _uiHandler.GetUserId();
                var userName = await _userModel.GetUserFullNameById(id);

                if (userName == string.Empty)
                {
                    _uiHandler.DisplayOnUi($"No User name found for given id: {id}.");
                }
                else
                {
                    _uiHandler.DisplayOnUi($"{userName}");
                }
            }
            catch (Exception ex)
            {
                _uiHandler.DisplayOnUi(ex.Message);
            }
        }