public async Task GetAuthenticatorKeyAsync()
        {
            using (var uow = _unitOfWorkManager.Begin())
            {
                var user = await _userRepository.FindByNormalizedUserNameAsync(_lookupNormalizer.Normalize("john.nash"));

                user.ShouldNotBeNull();
                await _identityUserStore.SetAuthenticatorKeyAsync(user, "testKey");

                (await _identityUserStore.GetAuthenticatorKeyAsync(user)).ShouldBe("testKey");

                await uow.CompleteAsync();
            }
        }