I tried to do this process but then stopped because the ERC20 gas fee for this conversion is too high at the moment. I will check sometime later when the gas fee is lower so I can do this conversion. Also, i wish the price of ECOMI tokens increases meanwhile
To store tokens, I prefer to use centralized exchanges. It is true that you put your assets at risk if exchange hacked, but when you withdraw your money to the wallet, it is also at risk because of the possibility of burning these currencies, changing the smart contract, the need to follow technical news and the possibility of some blockchains to ban currencies even if they are inside your wallet.
You was lucky that you can still access these currencies using
https://medium.com/ecomi/ecomi-x-immutable-migration-manual-token-swap-294d37bfa0c7, but you may not be so lucky in the future, so if you do not devote yourself to following the news and updates continuously and weekly, keep it in exchanges.