0x04345f1a86ebf24a6dbeff80f6a2a574d46efaa3ad3988de94aa68b695f09db9ddca37439f99548da0a1fe4acf4721a945a599a5d789c18a06b20349e803fdbbe3 ERC1363 can make tokens capable of performing steps a lot more simply and working with no usage of any off-chain listener. It makes it possible for to produce a callback with a receiver/spender agreement, after a transfer or an acceptance, in a single tr... https://directory-webs.com/listings12805406/the-vanity-ethereum-address-diaries