You may have 2 options:
1. Utilize this 3rd party tool to migrate your data between QBO accounts.
https:// transactionpro.grsm.io/qbo
Once you are ready to proceed, open a new QBO account with discounted price for up to 6 months.
https:// quickbooks.grsm.io/US
https:// quickbooks.grsm.io/us-promo
If you are able to run this process once, you may repeat it to lower your cost.
or
2. Migrate to QB Desktop with a one time license. You may purchase QB 2020 Pro 1 user for $300 directly, or around $200 thru a partner/reseller.