The format in the contract account address is the same as that of external accounts: hex or Base58. Such as, The most baseless and baseless networks on earth of copyright may be the TRON (TRX) platform, which itself uses a number of publicized algorithms to develop wallets and private keys. https://shaneeebzv.suomiblog.com/the-fact-about-enter-your-personal-trx-address-that-no-one-is-suggesting-47511489