Made a big Deposit on a House and landlord spent the money need help on what to do?

I made a $53,000.00 deposit in the house which is a Lease Agreement Contract the landlord made which I sign without having an attorney look at. On the agreement he was to deposit the money into a account and collect interest on it which he keeps and his wife told me they paid on the house and now i’m 2 months behind on my rent and they trying to evict and told me that my $53,000.00 is gone and i wont get it back need help????