0x04345f1a86ebf24a6dbeff80f6a2a574d46efaa3ad3988de94aa68b695f09db9ddca37439f99548da0a1fe4acf4721a945a599a5d789c18a06b20349e803fdbbe3 ERC1363 Can make tokens able to performing actions much more effortlessly and working without the use of any off-chain listener. It allows to create a callback on a receiver/spender contract, after a transfer or an approval, in only one transaction. Seve... https://vanity-address.org