/**
* Validates PackedUserOperation
*
* @param userOp UserOperation to be validated
* @param userOpHash Hash of the UserOperation to be validated
*
* @return sigValidationResult the result of the signature validation, which can be:
* - 0 if the signature is valid
* - 1 if the signature is invalid
* - <20-byte> aggregatorOrSigFail, <6-byte> validUntil and <6-byte> validAfter (see ERC-4337
* for more details)
*/
function validateUserOp(
PackedUserOperation calldata userOp,
bytes32 userOpHash
)
external
view
virtual
override
returns (ValidationData)
{
return ValidationData.wrap(0);
}