I have to file a 1099-B for cryptocurrency. Has anyone did theirs for cash app? If so, what bank did you use or did you just manually type in the info?

Cash App is able to provide a 1099-B Proceeds statement.  See here.

You would be able to upload a tax statement by following these steps: 

• Go to Federal / Wages & Income / Your income / Investments and Savings.
• Click Start / Revisit to the right of Stocks, Cryptocurrency, Mutual Funds, Bonds, Other.
• Click Add investments.
• At the screen Let's import your tax info, click Enter a different way.
• Click on Cryptocurrency.  Continue.
• Click on Upload it from my computer.  Continue.