You'll want to run a report to check your transactions, solarpowerindust.
You can run the GST reports available in QuickBooks to see the transactions related to your GST. This is to check if you have missing transactions and compare it to the expected GST amount you have.
Go to Home page.
Select Reports on the left menu, and go to All Reports tab.
You can also create reports by clicking on Taxes > View Reports > Report name > Run Report.