"Transactions" are the account invoices
To go to the Transactions, click on your profile picture at the bottom of the navigation menu on the left of the Workspace, then click on "Settings" in the list, which will open a new window in your browser.
From the "Settings" window, click on the "Billing" section in the navigation menu, then click on "Transactions".
Click on the "Download" button of a transaction to download the invoice PDF.
Updated about 2 months ago