"_recommended":"Recommended protocol version to operate on thi chain.",
"_required":"Required protocol version to operate on this chain."
}
},
"owner()":{
"details":"Returns the address of the current owner."
},
"recommended()":{
"returns":{
"out_":"Recommended protocol version to sync to the head of the chain."
}
},
"renounceOwnership()":{
"details":"Leaves the contract without owner. It will not be possible to call `onlyOwner` functions anymore. Can only be called by the current owner. NOTE: Renouncing ownership will leave the contract without an owner, thereby removing any functionality that is only available to the owner."
},
"required()":{
"returns":{
"out_":"Required protocol version to sync to the head of the chain."
"details":"Transfers ownership of the contract to a new account (`newOwner`). Can only be called by the current owner."
}
},
"events":{
"ConfigUpdate(uint256,uint8,bytes)":{
"params":{
"data":"Encoded update data.",
"updateType":"Type of update.",
"version":"ProtocolVersion version."
}
}
},
"title":"ProtocolVersions"
},
"metadata":"{\"compiler\":{\"version\":\"0.8.15+commit.e14f2714\"},\"language\":\"Solidity\",\"output\":{\"abi\":[{\"inputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"version\",\"type\":\"uint256\",\"indexed\":true},{\"internalType\":\"enum ProtocolVersions.UpdateType\",\"name\":\"updateType\",\"type\":\"uint8\",\"indexed\":true},{\"internalType\":\"bytes\",\"name\":\"data\",\"type\":\"bytes\",\"indexed\":false}],\"type\":\"event\",\"name\":\"ConfigUpdate\",\"anonymous\":false},{\"inputs\":[{\"internalType\":\"uint8\",\"name\":\"version\",\"type\":\"uint8\",\"indexed\":false}],\"type\":\"event\",\"name\":\"Initialized\",\"anonymous\":false},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"previousOwner\",\"type\":\"address\",\"indexed\":true},{\"internalType\":\"address\",\"name\":\"newOwner\",\"type\":\"address\",\"indexed\":true}],\"type\":\"event\",\"name\":\"OwnershipTransferred\",\"anonymous\":false},{\"inputs\":[],\"stateMutability\":\"view\",\"type\":\"function\",\"name\":\"RECOMMENDED_SLOT\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}]},{\"inputs\":[],\"stateMutability\":\"view\",\"type\":\"function\",\"name\":\"REQUIRED_SLOT\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}]},{\"inputs\":[],\"stateMutability\":\"view\",\"type\":\"function\",\"name\":\"VERSION\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}]},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_owner\",\"type\":\"address\"},{\"internalType\":\"ProtocolVersion\",\"name\":\"_required\",\"type\":\"uint256\"},{\"internalType\":\"ProtocolVersion\",\"name\":\"_recommended\",\"type\":\"uint256\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\",\"name\":\"initialize\"},{\"inputs\":[],\"stateMutability\":\"view\",\"type\":\"function\",\"name\":\"owner\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}]},{\"inputs\":[],\"stateMutability\":\"view\",\"type\":\"function\",\"name\":\"recommended\",\"outputs\":[{\"internalType\":\"ProtocolVersion\",\"name\":\"out_\",\"type\":\"uint256\"}]},{\"inputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\",\"name\":\"renounceOwnership\"},{\"inputs\":[],\"stateMutability\":\"view\",\"type\":\"function\",\"name\":\"required\",\"outputs\":[{\"internalType\":\"ProtocolVersion\",\"name\":\"out_\",\"type\":\"uint256\"}]},{\"inputs\":[{\"internalType\":\"ProtocolVersion\",\"name\":\"_recommended\",\"type\":\"uint256\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\",\"name\":\"setRecommended\"},{\"inputs\":[{\"internalType\":\"ProtocolVersion\",\"name\":\"_required\",\"type\":\"uint256\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\",\"name\":\"setRequired\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"newOwner\",\"type\":\"address\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\",\"name\":\"transferOwnership\"},{\"inputs\":[],\"stateMutability\":\"view\",\"type\":\"function\",\"name\":\"version\",\"outputs\":[{\"internalType\":\"string\",\"name\":\"\",\"type\":\"string\"}]}],\"devdoc\":{\"kind\":\"dev\",\"methods\":{\"initialize(address,uint256,uint256)\":{\"params\":{\"_owner\":\"Initial owner of the contract.\",\"_recommended\":\"Recommended protocol version to operate on thi chain.\",\"_required\":\"Required protocol version to operate on this chain.\"}},\"owner()\":{\"details\":\"Returns the address of the current owner.\"},\"recommended()\":{\"returns\":{\"out_\":\"Recommended protocol version to sync to the head of the chain.\"}},\"renounceOwnership()\":{\"details\":\"Leaves the contract without owner. It will not be possible to call `onlyOwner` functions anymore. Can only be called by the current owner. NOTE: Renouncing ownership will leave the contract without an owner, thereby removing any functionality that is only available to the owner.\"},\"required()\":{\"returns\":{\"out_\":\"Required protocol version to sync to the head of the chain.\"}},\"setRecommended(uint256)\":{\"params\":{\"_recommended\":\"New recommended protocol version.\"}},\"setRequired(uint256)\":{\"params\":{\"_required\":\"New required protocol version.\"}},\"transferOwnership(address)\":{\"details\":\"Transfers ownership of the contract to a new account (`newOwner`). Can only be called by the current owner.\"}},\"version\":1},\"userdoc\":{\"kind\":\"user\",\"methods\":{\"RECOMMENDED_SLOT()\":{\"notice\":\"Storage slot that the recommended protocol version is stored at.\"},\"REQUIRED_SLOT()\":{\"notice\":\"Storage slot that the required protocol version is stored at.\"},\"VERSION()\":{\"notice\":\"Version identifier, used for upgrades.\"},\"constructor\":{\"notice\":\"Constructs the ProtocolVersion contract. Cannot set the owner to `address(0)` due to the Ownable contract's implementation, so set it to `address(0xdEaD)` A zero version is considered empty and is ignored by nodes.\"},\"initialize(address,uint256,uint256)\":{\"notice\":\"Initializer.\"},\"recommended()\":{\"notice\":\"High level getter for the recommended protocol version.\"},\"required()\":{\"notice\":\"High level getter for the required protocol version.\"},\"setRecommended(uint256)\":{\"notice\":\"Updates the recommended protocol version. Can only be called by the owner.\"},\"setRequired(uint256)\":{\"notice\":\"Updates the required protocol version. Can only be called by the owner.\"},\"version()\":{\"notice\":\"Semantic version.\"}},\"version\":1}},\"settings\":{\"remappings\":[\"@cwia/=lib/clones-with-immutable-args/src/\",\"@openzeppelin/contracts-upgradeable/=lib/openzeppelin-contracts-upgradeable/contracts/\",\"@openzeppelin/contracts/=lib/openzeppelin-contracts/contracts/\",\"@rari-capital/solmate/=lib/solmate/\",\"clones-with-immutable-args/=lib/clones-with-immutable-args/src/\",\"ds-test/=lib/forge-std/lib/ds-test/src/\",\"forge-std/=lib/forge-std/src/\",\"openzeppelin-contracts-upgradeable/=lib/openzeppelin-contracts-upgradeable/\",\"openzeppelin-contracts/=lib/openzeppelin-contracts/\",\"safe-contracts/=lib/safe-contracts/contracts/\",\"solmate/=lib/solmate/src/\"],\"optimizer\":{\"enabled\":true,\"runs\":999999},\"metadata\":{\"bytecodeHash\":\"none\"},\"compilationTarget\":{\"src/L1/ProtocolVersions.sol\":\"ProtocolVersions\"},\"libraries\":{}},\"sources\":{\"lib/openzeppelin-contracts-upgradeable/contracts/access/OwnableUpgradeable.sol\":{\"keccak256\":\"0x247c62047745915c0af6b955470a72d1696ebad4352d7d3011aef1a2463cd888\",\"urls\":[\"bzz-raw://d7fc8396619de513c96b6e00301b88dd790e83542aab918425633a5f7297a15a\",\"dweb:/ipfs/QmXbP4kiZyp7guuS7xe8KaybnwkRPGrBc2Kbi3vhcTfpxb\"],\"license\":\"MIT\"},\"lib/openzeppelin-contracts-upgradeable/contracts/proxy/utils/Initializable.sol\":{\"keccak256\":\"0x0203dcadc5737d9ef2c211d6fa15d18ebc3b30dfa51903b64870b01a062b0b4e\",\"urls\":[\"bzz-raw://6eb2fd1e9894dbe778f4b8131adecebe570689e63cf892f4e21257bfe1252497\",\"dweb:/ipfs/QmXgUGNfZvrn6N2miv3nooSs7Jm34A41qz94fu2GtDFcx8\"],\"license\":\"MIT\"},\"lib/openzeppelin-contracts-upgradeable/contracts/utils/AddressUpgradeable.sol\":{\"keccak256\":\"0x611aa3f23e59cfdd1863c536776407b3e33d695152a266fa7cfb34440a29a8a3\",\"urls\":[\"bzz-raw://9b4b2110b7f2b3eb32951bc08046fa90feccffa594e1176cb91cdfb0e94726b4\",\"dweb:/ipfs/QmSxLwYjicf9zWFuieRc8WQwE4FisA1Um5jp1iSa731TGt\"],\"license\":\"MIT\"},\"lib/openzeppelin-contracts-upgradeable/contracts/utils/ContextUpgradeable.sol\":{\"keccak256\":\"0x963ea7f0b48b032eef72fe3a7582edf78408d6f834115b9feadd673a4d5bd149\",\"urls\":[\"bzz-raw://d6520943ea55fdf5f0bafb39ed909f64de17051bc954ff3e88c9e5621412c79c\",\"dweb:/ipfs/QmWZ4rAKTQbNG2HxGs46AcTXShsVytKeLs7CUCdCSv5N7a\"],\"license\":\"MIT\"},\"src/L1/ProtocolVersions.sol\":{\"keccak256\":\"0x004007b30d1621fd78cdf81a760809d925f0bf3b6d841b6f7ceaf716b0abf3b9\",\"urls\":[\"bzz-raw://75c3858b3c4bd906cbfd8df1c06aa0e4b7349f1ddbfeb9c0fa70ac09b74180a3\",\"dweb:/ipfs/QmQrWrdix2oPBFjPoUP9cjvL8b2kXW2LqPBinoh7dQ74h5\"],\"license\":\"MIT\"},\"src/universal/ISemver.sol\":{\"keccak256\":\"0xba34562a8026f59886d2e07d1d58d90b9691d00e0788c6263cef6c22740cab44\",\"urls\":[\"bzz-raw://0826f998632f83c103c3085bf2e872db79a69022b6d2e0444c83a64ca5283c2a\",\"dweb:/ipfs/QmcJ7PNqkAfKqbjFGRordtAg1v9DvcBSKvdTkVvciLyvQR\"],\"license\":\"MIT\"}},\"version\":1}",
"notice":"Storage slot that the recommended protocol version is stored at."
},
"REQUIRED_SLOT()":{
"notice":"Storage slot that the required protocol version is stored at."
},
"VERSION()":{
"notice":"Version identifier, used for upgrades."
},
"constructor":{
"notice":"Constructs the ProtocolVersion contract. Cannot set the owner to `address(0)` due to the Ownable contract's implementation, so set it to `address(0xdEaD)` A zero version is considered empty and is ignored by nodes."
},
"initialize(address,uint256,uint256)":{
"notice":"Initializer."
},
"recommended()":{
"notice":"High level getter for the recommended protocol version."
},
"required()":{
"notice":"High level getter for the required protocol version."
},
"setRecommended(uint256)":{
"notice":"Updates the recommended protocol version. Can only be called by the owner."
},
"setRequired(uint256)":{
"notice":"Updates the required protocol version. Can only be called by the owner."
},
"version()":{
"notice":"Semantic version."
}
},
"events":{
"ConfigUpdate(uint256,uint8,bytes)":{
"notice":"Emitted when configuration is updated."
}
},
"notice":"The ProtocolVersions contract is used to manage superchain protocol version information."
"_admin":"Address of the initial contract admin. Admin as the ability to access the transparent proxy interface."
}
},
"implementation()":{
"returns":{
"_0":"Implementation address."
}
},
"upgradeTo(address)":{
"params":{
"_implementation":"Address of the implementation contract."
}
},
"upgradeToAndCall(address,bytes)":{
"params":{
"_data":"Calldata to delegatecall the new implementation with.",
"_implementation":"Address of the implementation contract."
}
}
},
"events":{
"AdminChanged(address,address)":{
"params":{
"newAdmin":"The new owner of the contract",
"previousAdmin":"The previous owner of the contract"
}
},
"Upgraded(address)":{
"params":{
"implementation":"The address of the implementation contract"
}
}
},
"title":"Proxy"
},
"metadata":"{\"compiler\":{\"version\":\"0.8.15+commit.e14f2714\"},\"language\":\"Solidity\",\"output\":{\"abi\":[{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_admin\",\"type\":\"address\"}],\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"previousAdmin\",\"type\":\"address\",\"indexed\":false},{\"internalType\":\"address\",\"name\":\"newAdmin\",\"type\":\"address\",\"indexed\":false}],\"type\":\"event\",\"name\":\"AdminChanged\",\"anonymous\":false},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"implementation\",\"type\":\"address\",\"indexed\":true}],\"type\":\"event\",\"name\":\"Upgraded\",\"anonymous\":false},{\"inputs\":[],\"stateMutability\":\"payable\",\"type\":\"fallback\"},{\"inputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\",\"name\":\"admin\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}]},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_admin\",\"type\":\"address\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\",\"name\":\"changeAdmin\"},{\"inputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\",\"name\":\"implementation\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}]},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_implementation\",\"type\":\"address\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\",\"name\":\"upgradeTo\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_implementation\",\"type\":\"address\"},{\"internalType\":\"bytes\",\"name\":\"_data\",\"type\":\"bytes\"}],\"stateMutability\":\"payable\",\"type\":\"function\",\"name\":\"upgradeToAndCall\",\"outputs\":[{\"internalType\":\"bytes\",\"name\":\"\",\"type\":\"bytes\"}]},{\"inputs\":[],\"stateMutability\":\"payable\",\"type\":\"receive\"}],\"devdoc\":{\"kind\":\"dev\",\"methods\":{\"admin()\":{\"returns\":{\"_0\":\"Owner address.\"}},\"changeAdmin(address)\":{\"params\":{\"_admin\":\"New owner of the proxy contract.\"}},\"constructor\":{\"params\":{\"_admin\":\"Address of the initial contract admin. Admin as the ability to access the transparent proxy interface.\"}},\"implementation()\":{\"returns\":{\"_0\":\"Implementation address.\"}},\"upgradeTo(address)\":{\"params\":{\"_implementation\":\"Address of the implementation contract.\"}},\"upgradeToAndCall(address,bytes)\":{\"params\":{\"_data\":\"Calldata to delegatecall the new implementation with.\",\"_implementation\":\"Address of the implementation contract.\"}}},\"version\":1},\"userdoc\":{\"kind\":\"user\",\"methods\":{\"admin()\":{\"notice\":\"Gets the owner of the proxy contract.\"},\"changeAdmin(address)\":{\"notice\":\"Changes the owner of the proxy contract. Only callable by the owner.\"},\"constructor\":{\"notice\":\"Sets the initial admin during contract deployment. Admin address is stored at the EIP-1967 admin storage slot so that accidental storage collision with the implementation is not possible.\"},\"upgradeTo(address)\":{\"notice\":\"Set the implementation contract address. The code at the given address will execute when this contract is called.\"},\"upgradeToAndCall(address,bytes)\":{\"notice\":\"Set the implementation and call a function in a single transaction. Useful to ensure atomic execution of initialization-based upgrades.\"}},\"version\":1}},\"settings\":{\"remappings\":[\"@cwia/=lib/clones-with-immutable-args/src/\",\"@openzeppelin/contracts-upgradeable/=lib/openzeppelin-contracts-upgradeable/contracts/\",\"@openzeppelin/contracts/=lib/openzeppelin-contracts/contracts/\",\"@rari-capital/solmate/=lib/solmate/\",\"clones-with-immutable-args/=lib/clones-with-immutable-args/src/\",\"ds-test/=lib/forge-std/lib/ds-test/src/\",\"forge-std/=lib/forge-std/src/\",\"openzeppelin-contracts-upgradeable/=lib/openzeppelin-contracts-upgradeable/\",\"openzeppelin-contracts/=lib/openzeppelin-contracts/\",\"safe-contracts/=lib/safe-contracts/contracts/\",\"solmate/=lib/solmate/src/\"],\"optimizer\":{\"enabled\":true,\"runs\":999999},\"metadata\":{\"bytecodeHash\":\"none\"},\"compilationTarget\":{\"src/universal/Proxy.sol\":\"Proxy\"},\"libraries\":{}},\"sources\":{\"lib/openzeppelin-contracts/contracts/proxy/utils/Initializable.sol\":{\"keccak256\":\"0x2a21b14ff90012878752f230d3ffd5c3405e5938d06c97a7d89c0a64561d0d66\",\"urls\":[\"bzz-raw://3313a8f9bb1f9476857c9050067b31982bf2140b83d84f3bc0cec1f62bbe947f\",\"dweb:/ipfs/Qma17Pk8NRe7aB4UD3jjVxk7nSFaov3eQyv86hcyqkwJRV\"],\"license\":\"MIT\"},\"lib/openzeppelin-contracts/contracts/utils/Address.sol\":{\"keccak256\":\"0xd6153ce99bcdcce22b124f755e72553295be6abcd63804cfdffceb188b8bef10\",\"urls\":[\"bzz-raw://35c47bece3c03caaa07fab37dd2bb3413bfbca20db7bd9895024390e0a469487\",\"dweb:/ipfs/QmPGWT2x3QHcKxqe6gRmAkdakhbaRgx3DLzcakHz5M4eXG\"],\"license\":\"MIT\"},\"lib/openzeppelin-contracts/contracts/utils/math/Math.sol\":{\"keccak256\":\"0xd15c3e400531f00203839159b2b8e7209c5158b35618f570c695b7e47f12e9f0\",\"urls\":[\"bzz-raw://b600b852e0597aa69989cc263111f02097e2827edc1bdc70306303e3af5e9929\",\"dweb:/ipfs/QmU4WfM28A1nDqghuuGeFmN3CnVrk6opWtiF65K4vhFPeC\"],\"license\":\"MIT\"},\"lib/openzeppelin-contracts/contracts/utils/math/SignedMath.sol\":{\"keccak256\":\"0xb3ebde1c8d27576db912d87c3560dab14adfb9cd001be95890ec4ba035e652e7\",\"urls\":[\"bzz-raw://a709421c4f5d4677db8216055d2d4dac96a613efdb08178a9f7041f0c5cef689\",\"dweb:/ipfs/QmYs2rStvVLDnSJs8HgaMD1ABwoKKWdiVbQyNfLfFWTjTy\"],\"license\":\"MIT\"},\"lib/solmate/src/utils/FixedPointMathLib.sol\":{\"keccak256\":\"0x622fcd8a49e132df5ec7651cc6ae3aaf0cf59bdcd67a9a804a1b9e2485113b7d\",\"urls\":[\"bzz-raw://af77088eb606427d4c55e578984a615779c86bc30646a20f7bb27299ba390f7c\",\"dweb:/ipfs/QmZGQdhdQDtHc7gZXWrKXgA3govc74X8U63BiWhPQK3mK8\"],\"license\":\"MIT\"},\"src/L1/ResourceMetering.sol\":{\"keccak256\":\"0xcbdb44713cb15af4c542ef51f2be9e32da0bb4ffc72a03953b38870955023fc3\",\"urls\":[\"bzz-raw://0d7663f5fac06c6344f68aa531d7e9a4e0ba9d2d3a6a3ad8d5bbec4b9b9ca202\",\"dweb:/ipfs/QmbMAZcVwf7syjhKyj3LjwsNMVZiQUPaV5D1zEr4r57v6H\"],\"license\":\"MIT\"},\"src/libraries/Arithmetic.sol\":{\"keccak256\":\"0x06a5a8b00527843f0cfc1bb3c0661316966a6cc432f88be31f23cde78cd07560\",\"urls\":[\"bzz-raw://d5209e78e5415c0bf8b350362a825cc56152811abd6fcf2df3d4fa47766d3dee\",\"dweb:/ipfs/Qmf43xyc4Um32NmccayDfhm8kSnS2mhHXpPZnwABJS7cWm\"],\"license\":\"MIT\"},\"src/libraries/Burn.sol\":{\"keccak256\":\"0x90a795bcea3ef06d6d5011256c4bd63d1a4271f519246dbf1ee3e8f1c0e21010\",\"urls\":[\"bzz-raw://9f60c3aa77cf0c484ddda4754157cff4dc0e2eace4bea67990daff4c0612ab5f\",\"dweb:/ipfs/QmSYGanMFve9uBC17X7hFneSFnwnJxz86Jgh6MX9BRMweb\"],\"license\":\"MIT\"},\"src/libraries/Constants.sol\":{\"keccak256\":\"0x8fcbc468fa4924f81538d4a6674031e12b62b61a88e869fdf099158a0d0c6a19\",\"urls\":[\"bzz-raw://fc7b9bca6c12fdd38e556650ec1eda3cccb0de4d474d2e97904cbd483b147359\",\"dweb:/ipfs/QmW4oKjDtHJj4cNfMhMLDteQEHSUuZtwrrFUJRnZCbQTJd\"],\"license\":\"MIT\"},\"src/universal/Proxy.sol\":{\"keccak256\":\"0xc56de5e39cd44eaeb93f0f8705dd07f4a89f66d5c186522532cf899a104cdbca\",\"urls\":[\"bzz-raw://cd1b595148fa62a798343a23e3330e79fef7d747f039d664482044be9ec0ccf3\",\"dweb:/ipfs/QmeAft6H9wbc9zZZ3prtRaBGGzcPy9yExKAhZHjp1iZ8UF\"],\"license\":\"MIT\"}},\"version\":1}",
"notice":"Changes the owner of the proxy contract. Only callable by the owner."
},
"constructor":{
"notice":"Sets the initial admin during contract deployment. Admin address is stored at the EIP-1967 admin storage slot so that accidental storage collision with the implementation is not possible."
},
"upgradeTo(address)":{
"notice":"Set the implementation contract address. The code at the given address will execute when this contract is called."
},
"upgradeToAndCall(address,bytes)":{
"notice":"Set the implementation and call a function in a single transaction. Useful to ensure atomic execution of initialization-based upgrades."
}
},
"events":{
"AdminChanged(address,address)":{
"notice":"An event that is emitted each time the owner is upgraded. This event is part of the EIP-1967 specification."
},
"Upgraded(address)":{
"notice":"An event that is emitted each time the implementation is changed. This event is part of the EIP-1967 specification."
}
},
"notice":"Proxy is a transparent proxy that passes through the call if the caller is the owner or if the caller is address(0), meaning that the call originated from an off-chain simulation."
