The funds are still in that address, you'll have to wait for them to be moved: https://www.blockchain.com/btc/address/38JSoBKFuAYXgvMAKsk8aHYmiMfuFS2AyA

I'd recommend if you use a mixer again with a similar amount that you send smaller sizes of funds or split them between mixing services. You could also use an exchange as well to mix a smaller amount of funds.