Sorry I don't use QuickBooks (just Quicken) and don't know about importing it into the Turbo Tax Online self employed version. Go over to the QuickBooks forum here…
https://community.intuit.com/products/quickbooks-help-en-us
Did you see this article on how to import?
https://ttlc.intuit.com/community/entering-importing/help/how-do-i-send-my-quickbooks-self-employed-...
