This extension can be used to get the address or sign without instantiating an ethers signer class.
ts
const userEVMAddress = await wallet.evm.getAddress();
const userEVMPublicKey = await wallet.evm.getPublicKey();
const rawSignedDigest = await wallet.evm.signRaw('0x010203');
const eip191signedMessage = await wallet.evm.signMessage('hello world');