I did a transaction with changelly via coinomi

Tx 0.19265768 BCH to:

Address: 1ANT6dpFxsrq8UYJYEmexzvGyghNVKYJpU
Tx Id: 6675696db3804ed0a4dfe73521d23b8b5a967e9fbfefcbb9bd5faed06d8d4c12


Rx for 0.03984336 BTC

The tx: https://blockchain.info/tx/67ed74ce987a892830b37a45afb78ac2f968efde23b3fa4fa1e940fd24a331e0

Rx address: 16UfWKchzRJPC16ipmTj2yuqgUMgDNsnEr
Tx time: 2017-12-21 10:52:16

The transaction failed.
No sign of my Rx address on the block chain.

How do I contact Changelly without an account with them?