Only thing you can do in your case is request a transcript of your 2019 return from the IRS at https://www.irs.gov/individuals/get-transcript
If you are unable to get it online, Then request by mail and you'll get it in 3-5 business days. Take note that it will be mailed to the address you used on the most recent tax return you have filed, unless you mailed the IRS a form 8822-Change of Address form after you filed your last tax return.
