public async Task <ActionResult> Clear(string number) { await _quoteRequestBuilder.LoadQuoteRequestAsync(number, WorkContext.CurrentLanguage, WorkContext.CurrentCurrency); using (await AsyncLock.GetLockByKey(GetAsyncLockQuoteKey(_quoteRequestBuilder.QuoteRequest.Id)).LockAsync()) { _quoteRequestBuilder.Clear(); await _quoteRequestBuilder.SaveAsync(); } return(Ok()); }