public async Task PostAsync_SuccessfullyPosted()
        {
            // Arrange
            var model = CreatePostModel();

            // Act
            var data = (await BankAccountClient.PostAsync(model)).AssertResult();

            _newBankAccountId = data.Id;

            // Assert
            Assert.Greater(data.Id, 0);
            AssertData(model, data);
        }