How Can I Change or Cancel my Mercuryo Transaction? GokuMarket October 26, 2020 20:42 Once the transaction is submitted to Mercuryo it cannot be canceled or changed. [Latest update 2020-10-27] Related articles When will I receive the GMC reward for KYC? How Soon Does the Cryptocurrency Arrive in the GokuMarket Wallet? Comments 0 comments Article is closed for comments.