Token can have an Operator. Token owner can mint new tokens or to call the end minting function. ERC1363 is an extension interface for ERC20 tokens that supports executing code over a recipient agreement after transfers, or code over a spender contract soon after approvals, in just one transaction. SmartContracts https://lukasouvwy.is-blog.com/35560087/trx-adres-can-be-fun-for-anyone