{
"salt": 123456789,
"maker": "0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266",
"signer": "0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266",
"taker": "0x0000000000000000000000000000000000000000",
"tokenId": "71321045679252212594626385532706912750332728571942532289631379312455583992563",
"makerAmount": "100000000",
"takerAmount": "50000000",
"expiration": "0",
"nonce": "0",
"feeRateBps": "0",
"side": "BUY",
"signatureType": 0,
"signature": "0xabcdef1234567890abcdef1234567890abcdef1234567890abcdef1234567890abcdef1234567890abcdef1234567890abcdef1234567890abcdef1234567890ab1b"
}