ERC-4400 EIP-721 Consumable Extension

FinalERCcreated 2021-10-301 later proposal build on itrequires ERC-165, ERC-721

Interface extension for EIP-721 consumer role

Authors: Daniel Ivanov (@Daniel-K-Ivanov), George Spasov (@Perseverance)

ERC-165 interface ids

Computed here as the XOR of the selectors each interface defines.

IEIP721Consumable 0x953c8dfa

`0x70b5aecb`	`changeConsumer(address,uint256)`
`0xe5892331`	`consumerOf(uint256)`	view

`0x095ea7b3`	`approve(address,uint256)`	ERC-721
`0x70a08231`	`balanceOf(address)`	ERC-721
`0x081812fc`	`getApproved(uint256)`	ERC-721
`0xe985e9c5`	`isApprovedForAll(address,address)`	ERC-721
`0x6352211e`	`ownerOf(uint256)`	ERC-721
`0xb88d4fde`	`safeTransferFrom(address,address,uint256,bytes)`	ERC-721
`0x42842e0e`	`safeTransferFrom(address,address,uint256)`	ERC-721
`0xa22cb465`	`setApprovalForAll(address,bool)`	ERC-721
`0x01ffc9a7`	`supportsInterface(bytes4)`	ERC-165
`0x23b872dd`	`transferFrom(address,address,uint256)`	ERC-721

Topic0 is the keccak256 hash of the signature, which is what a log filter matches on.

0x42ef856c2602f37ce625d252830bed486c5c8e9a4de8aa36cc3d15f304eb662b ConsumerChanged(address,address,uint256)

Proposals this one names in its requires field.

Later proposals that name this one in their requires field.