Not a good idea.
ECB is printing money like crazy while Fed is hawkish.
Also, the war in Ukraine is posing a serious threat to the European economy.
I would expect it to go below 1 USD soon.
Are you aware of the 1% transaction fee between Terra stablecoins. You’d have to get a 2% market move to make a profit. If you want to trade forex, opening a traditional FX account will be cheaper.