sig test

gistfile1.txt

async function signOrder() { 
const currentAddress = `0x3f60008Dfd0EfC03F476D9B489D6C5B13B3eBF2C`;
const testOrderHash = web3.sha3(currentAddress);
const msgParams = {
      domain: {
        name: 'Swivel',
        version: '1',
        chainId: 5,
        verifyingContract: '0xCcCCccccCCCCcCCCCCCcCcCccCcCCCcCcccccccC'
      },
	  message: {
	    	key: testOrderHash,
       		maker: currentAddress,
		underlying: "0xdc31ee1784292379fbb2964b3b9c4124d8f89c60",
		floating: false,
		principal: web3.toWei("100"),
		interest: web3.toWei("5"),
		duration: 31536000,
		expiry: 1615505253,
		nonce: 1
    },
      primaryType: 'order',
      types: {
        EIP712Domain: [
          { name: 'name', type: 'string' },
          { name: 'version', type: 'string' },
          { name: 'chainId', type: 'uint256' },
          { name: 'verifyingContract', type: 'address' },
        ],
	order: [
		{ name: 'key', type: 'bytes32' },
		{ name: 'maker', type: 'address' },
		{ name: 'underlying', type: 'address' },
		{ name: 'floating', type: 'bool' },
		{ name: 'principal', type: 'uint256' },
		{ name: 'interest', type: 'uint256' },
		{ name: 'duration', type: 'uint256' },
		{ name: 'expiry', type: 'uint256' },
		{ name: 'nonce', type: 'uint256' }
	]
      },
    }
    try {
      const signature = await ethereum.request({
        method: 'eth_signTypedData_v4',
        params: [currentAddress, JSON.stringify(msgParams)],
      })
		console.log(signature);
		const r = "0x" +  signature.substring(0, 64);
		const s = "0x" + signature.substring(64, 128);
		const v = parseInt(signature.substring(128, 130), 16);
		console.log(v);
		console.log(r);
		console.log(s);
    } catch (err) {
      console.error(err);
    }
}