Description: A straightforward sensible agreement that emits an occasion made up of facts handed to it through the contract caller, for this reason the “echo”. In combination with sending and obtaining tokens, consumer accounts can interact with clever contracts, which happen to be purposes that stretch the performance of Ethereum. https://winningpennsylvania.za.com/2024/09/23/enhancing-confidentiality-in-blockchain-transactions-with-tornado-cash/