{
    "senderAddress": "0xa2b31dacf30a9c50ca473337c01d8a201ae33e32",
    "feeRecipientAddress": "0xb046140686d052fff581f63f8136cce132e857da",
    "makerFee": "100000000000000",
    "takerFee": "200000000000000"
}