According to ERC1271, `isValidSignature` should return on magic value in case signature is wrong. https://github.com/zkemail/email-tx-builder/blob/bc7919bc67a6b1177009e2c933965348beb7667c/packages/contracts/src/EmailSigner.sol#L154
According to ERC1271,
isValidSignatureshould return on magic value in case signature is wrong.email-tx-builder/packages/contracts/src/EmailSigner.sol
Line 154 in bc7919b