[
    {
        "constant": true,
        "inputs": [
            {
                "name": "",
                "type": "bytes32"
            }
        ],
        "name": "filled",
        "outputs": [
            {
                "name": "",
                "type": "uint256"
            }
        ],
        "payable": false,
        "stateMutability": "view",
        "type": "function"
    },
    {
        "constant": false,
        "inputs": [
            {
                "components": [
                    {
                        "name": "makerAddress",
                        "type": "address"
                    },
                    {
                        "name": "takerAddress",
                        "type": "address"
                    },
                    {
                        "name": "feeRecipientAddress",
                        "type": "address"
                    },
                    {
                        "name": "senderAddress",
                        "type": "address"
                    },
                    {
                        "name": "makerAssetAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "takerAssetAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "makerFee",
                        "type": "uint256"
                    },
                    {
                        "name": "takerFee",
                        "type": "uint256"
                    },
                    {
                        "name": "expirationTimeSeconds",
                        "type": "uint256"
                    },
                    {
                        "name": "salt",
                        "type": "uint256"
                    },
                    {
                        "name": "makerAssetData",
                        "type": "bytes"
                    },
                    {
                        "name": "takerAssetData",
                        "type": "bytes"
                    }
                ],
                "name": "orders",
                "type": "tuple[]"
            },
            {
                "name": "takerAssetFillAmounts",
                "type": "uint256[]"
            },
            {
                "name": "signatures",
                "type": "bytes[]"
            }
        ],
        "name": "batchFillOrders",
        "outputs": [
            {
                "components": [
                    {
                        "name": "makerAssetFilledAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "takerAssetFilledAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "makerFeePaid",
                        "type": "uint256"
                    },
                    {
                        "name": "takerFeePaid",
                        "type": "uint256"
                    }
                ],
                "name": "totalFillResults",
                "type": "tuple"
            }
        ],
        "payable": false,
        "stateMutability": "nonpayable",
        "type": "function"
    },
    {
        "constant": true,
        "inputs": [
            {
                "name": "",
                "type": "bytes32"
            }
        ],
        "name": "cancelled",
        "outputs": [
            {
                "name": "",
                "type": "bool"
            }
        ],
        "payable": false,
        "stateMutability": "view",
        "type": "function"
    },
    {
        "constant": false,
        "inputs": [
            {
                "name": "hash",
                "type": "bytes32"
            },
            {
                "name": "signerAddress",
                "type": "address"
            },
            {
                "name": "signature",
                "type": "bytes"
            }
        ],
        "name": "preSign",
        "outputs": [],
        "payable": false,
        "stateMutability": "nonpayable",
        "type": "function"
    },
    {
        "constant": false,
        "inputs": [
            {
                "components": [
                    {
                        "name": "makerAddress",
                        "type": "address"
                    },
                    {
                        "name": "takerAddress",
                        "type": "address"
                    },
                    {
                        "name": "feeRecipientAddress",
                        "type": "address"
                    },
                    {
                        "name": "senderAddress",
                        "type": "address"
                    },
                    {
                        "name": "makerAssetAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "takerAssetAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "makerFee",
                        "type": "uint256"
                    },
                    {
                        "name": "takerFee",
                        "type": "uint256"
                    },
                    {
                        "name": "expirationTimeSeconds",
                        "type": "uint256"
                    },
                    {
                        "name": "salt",
                        "type": "uint256"
                    },
                    {
                        "name": "makerAssetData",
                        "type": "bytes"
                    },
                    {
                        "name": "takerAssetData",
                        "type": "bytes"
                    }
                ],
                "name": "leftOrder",
                "type": "tuple"
            },
            {
                "components": [
                    {
                        "name": "makerAddress",
                        "type": "address"
                    },
                    {
                        "name": "takerAddress",
                        "type": "address"
                    },
                    {
                        "name": "feeRecipientAddress",
                        "type": "address"
                    },
                    {
                        "name": "senderAddress",
                        "type": "address"
                    },
                    {
                        "name": "makerAssetAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "takerAssetAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "makerFee",
                        "type": "uint256"
                    },
                    {
                        "name": "takerFee",
                        "type": "uint256"
                    },
                    {
                        "name": "expirationTimeSeconds",
                        "type": "uint256"
                    },
                    {
                        "name": "salt",
                        "type": "uint256"
                    },
                    {
                        "name": "makerAssetData",
                        "type": "bytes"
                    },
                    {
                        "name": "takerAssetData",
                        "type": "bytes"
                    }
                ],
                "name": "rightOrder",
                "type": "tuple"
            },
            {
                "name": "leftSignature",
                "type": "bytes"
            },
            {
                "name": "rightSignature",
                "type": "bytes"
            }
        ],
        "name": "matchOrders",
        "outputs": [
            {
                "components": [
                    {
                        "components": [
                            {
                                "name": "makerAssetFilledAmount",
                                "type": "uint256"
                            },
                            {
                                "name": "takerAssetFilledAmount",
                                "type": "uint256"
                            },
                            {
                                "name": "makerFeePaid",
                                "type": "uint256"
                            },
                            {
                                "name": "takerFeePaid",
                                "type": "uint256"
                            }
                        ],
                        "name": "left",
                        "type": "tuple"
                    },
                    {
                        "components": [
                            {
                                "name": "makerAssetFilledAmount",
                                "type": "uint256"
                            },
                            {
                                "name": "takerAssetFilledAmount",
                                "type": "uint256"
                            },
                            {
                                "name": "makerFeePaid",
                                "type": "uint256"
                            },
                            {
                                "name": "takerFeePaid",
                                "type": "uint256"
                            }
                        ],
                        "name": "right",
                        "type": "tuple"
                    },
                    {
                        "name": "leftMakerAssetSpreadAmount",
                        "type": "uint256"
                    }
                ],
                "name": "matchedFillResults",
                "type": "tuple"
            }
        ],
        "payable": false,
        "stateMutability": "nonpayable",
        "type": "function"
    },
    {
        "constant": false,
        "inputs": [
            {
                "components": [
                    {
                        "name": "makerAddress",
                        "type": "address"
                    },
                    {
                        "name": "takerAddress",
                        "type": "address"
                    },
                    {
                        "name": "feeRecipientAddress",
                        "type": "address"
                    },
                    {
                        "name": "senderAddress",
                        "type": "address"
                    },
                    {
                        "name": "makerAssetAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "takerAssetAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "makerFee",
                        "type": "uint256"
                    },
                    {
                        "name": "takerFee",
                        "type": "uint256"
                    },
                    {
                        "name": "expirationTimeSeconds",
                        "type": "uint256"
                    },
                    {
                        "name": "salt",
                        "type": "uint256"
                    },
                    {
                        "name": "makerAssetData",
                        "type": "bytes"
                    },
                    {
                        "name": "takerAssetData",
                        "type": "bytes"
                    }
                ],
                "name": "order",
                "type": "tuple"
            },
            {
                "name": "takerAssetFillAmount",
                "type": "uint256"
            },
            {
                "name": "signature",
                "type": "bytes"
            }
        ],
        "name": "fillOrderNoThrow",
        "outputs": [
            {
                "components": [
                    {
                        "name": "makerAssetFilledAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "takerAssetFilledAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "makerFeePaid",
                        "type": "uint256"
                    },
                    {
                        "name": "takerFeePaid",
                        "type": "uint256"
                    }
                ],
                "name": "fillResults",
                "type": "tuple"
            }
        ],
        "payable": false,
        "stateMutability": "nonpayable",
        "type": "function"
    },
    {
        "constant": true,
        "inputs": [
            {
                "name": "",
                "type": "bytes4"
            }
        ],
        "name": "assetProxies",
        "outputs": [
            {
                "name": "",
                "type": "address"
            }
        ],
        "payable": false,
        "stateMutability": "view",
        "type": "function"
    },
    {
        "constant": false,
        "inputs": [
            {
                "components": [
                    {
                        "name": "makerAddress",
                        "type": "address"
                    },
                    {
                        "name": "takerAddress",
                        "type": "address"
                    },
                    {
                        "name": "feeRecipientAddress",
                        "type": "address"
                    },
                    {
                        "name": "senderAddress",
                        "type": "address"
                    },
                    {
                        "name": "makerAssetAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "takerAssetAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "makerFee",
                        "type": "uint256"
                    },
                    {
                        "name": "takerFee",
                        "type": "uint256"
                    },
                    {
                        "name": "expirationTimeSeconds",
                        "type": "uint256"
                    },
                    {
                        "name": "salt",
                        "type": "uint256"
                    },
                    {
                        "name": "makerAssetData",
                        "type": "bytes"
                    },
                    {
                        "name": "takerAssetData",
                        "type": "bytes"
                    }
                ],
                "name": "orders",
                "type": "tuple[]"
            }
        ],
        "name": "batchCancelOrders",
        "outputs": [],
        "payable": false,
        "stateMutability": "nonpayable",
        "type": "function"
    },
    {
        "constant": false,
        "inputs": [
            {
                "components": [
                    {
                        "name": "makerAddress",
                        "type": "address"
                    },
                    {
                        "name": "takerAddress",
                        "type": "address"
                    },
                    {
                        "name": "feeRecipientAddress",
                        "type": "address"
                    },
                    {
                        "name": "senderAddress",
                        "type": "address"
                    },
                    {
                        "name": "makerAssetAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "takerAssetAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "makerFee",
                        "type": "uint256"
                    },
                    {
                        "name": "takerFee",
                        "type": "uint256"
                    },
                    {
                        "name": "expirationTimeSeconds",
                        "type": "uint256"
                    },
                    {
                        "name": "salt",
                        "type": "uint256"
                    },
                    {
                        "name": "makerAssetData",
                        "type": "bytes"
                    },
                    {
                        "name": "takerAssetData",
                        "type": "bytes"
                    }
                ],
                "name": "orders",
                "type": "tuple[]"
            },
            {
                "name": "takerAssetFillAmounts",
                "type": "uint256[]"
            },
            {
                "name": "signatures",
                "type": "bytes[]"
            }
        ],
        "name": "batchFillOrKillOrders",
        "outputs": [
            {
                "components": [
                    {
                        "name": "makerAssetFilledAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "takerAssetFilledAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "makerFeePaid",
                        "type": "uint256"
                    },
                    {
                        "name": "takerFeePaid",
                        "type": "uint256"
                    }
                ],
                "name": "totalFillResults",
                "type": "tuple"
            }
        ],
        "payable": false,
        "stateMutability": "nonpayable",
        "type": "function"
    },
    {
        "constant": false,
        "inputs": [
            {
                "name": "targetOrderEpoch",
                "type": "uint256"
            }
        ],
        "name": "cancelOrdersUpTo",
        "outputs": [],
        "payable": false,
        "stateMutability": "nonpayable",
        "type": "function"
    },
    {
        "constant": false,
        "inputs": [
            {
                "components": [
                    {
                        "name": "makerAddress",
                        "type": "address"
                    },
                    {
                        "name": "takerAddress",
                        "type": "address"
                    },
                    {
                        "name": "feeRecipientAddress",
                        "type": "address"
                    },
                    {
                        "name": "senderAddress",
                        "type": "address"
                    },
                    {
                        "name": "makerAssetAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "takerAssetAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "makerFee",
                        "type": "uint256"
                    },
                    {
                        "name": "takerFee",
                        "type": "uint256"
                    },
                    {
                        "name": "expirationTimeSeconds",
                        "type": "uint256"
                    },
                    {
                        "name": "salt",
                        "type": "uint256"
                    },
                    {
                        "name": "makerAssetData",
                        "type": "bytes"
                    },
                    {
                        "name": "takerAssetData",
                        "type": "bytes"
                    }
                ],
                "name": "orders",
                "type": "tuple[]"
            },
            {
                "name": "takerAssetFillAmounts",
                "type": "uint256[]"
            },
            {
                "name": "signatures",
                "type": "bytes[]"
            }
        ],
        "name": "batchFillOrdersNoThrow",
        "outputs": [
            {
                "components": [
                    {
                        "name": "makerAssetFilledAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "takerAssetFilledAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "makerFeePaid",
                        "type": "uint256"
                    },
                    {
                        "name": "takerFeePaid",
                        "type": "uint256"
                    }
                ],
                "name": "totalFillResults",
                "type": "tuple"
            }
        ],
        "payable": false,
        "stateMutability": "nonpayable",
        "type": "function"
    },
    {
        "constant": true,
        "inputs": [
            {
                "name": "assetProxyId",
                "type": "bytes4"
            }
        ],
        "name": "getAssetProxy",
        "outputs": [
            {
                "name": "",
                "type": "address"
            }
        ],
        "payable": false,
        "stateMutability": "view",
        "type": "function"
    },
    {
        "constant": true,
        "inputs": [
            {
                "name": "",
                "type": "bytes32"
            }
        ],
        "name": "transactions",
        "outputs": [
            {
                "name": "",
                "type": "bool"
            }
        ],
        "payable": false,
        "stateMutability": "view",
        "type": "function"
    },
    {
        "constant": false,
        "inputs": [
            {
                "components": [
                    {
                        "name": "makerAddress",
                        "type": "address"
                    },
                    {
                        "name": "takerAddress",
                        "type": "address"
                    },
                    {
                        "name": "feeRecipientAddress",
                        "type": "address"
                    },
                    {
                        "name": "senderAddress",
                        "type": "address"
                    },
                    {
                        "name": "makerAssetAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "takerAssetAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "makerFee",
                        "type": "uint256"
                    },
                    {
                        "name": "takerFee",
                        "type": "uint256"
                    },
                    {
                        "name": "expirationTimeSeconds",
                        "type": "uint256"
                    },
                    {
                        "name": "salt",
                        "type": "uint256"
                    },
                    {
                        "name": "makerAssetData",
                        "type": "bytes"
                    },
                    {
                        "name": "takerAssetData",
                        "type": "bytes"
                    }
                ],
                "name": "order",
                "type": "tuple"
            },
            {
                "name": "takerAssetFillAmount",
                "type": "uint256"
            },
            {
                "name": "signature",
                "type": "bytes"
            }
        ],
        "name": "fillOrKillOrder",
        "outputs": [
            {
                "components": [
                    {
                        "name": "makerAssetFilledAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "takerAssetFilledAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "makerFeePaid",
                        "type": "uint256"
                    },
                    {
                        "name": "takerFeePaid",
                        "type": "uint256"
                    }
                ],
                "name": "fillResults",
                "type": "tuple"
            }
        ],
        "payable": false,
        "stateMutability": "nonpayable",
        "type": "function"
    },
    {
        "constant": false,
        "inputs": [
            {
                "name": "validatorAddress",
                "type": "address"
            },
            {
                "name": "approval",
                "type": "bool"
            }
        ],
        "name": "setSignatureValidatorApproval",
        "outputs": [],
        "payable": false,
        "stateMutability": "nonpayable",
        "type": "function"
    },
    {
        "constant": true,
        "inputs": [
            {
                "name": "",
                "type": "address"
            },
            {
                "name": "",
                "type": "address"
            }
        ],
        "name": "allowedValidators",
        "outputs": [
            {
                "name": "",
                "type": "bool"
            }
        ],
        "payable": false,
        "stateMutability": "view",
        "type": "function"
    },
    {
        "constant": false,
        "inputs": [
            {
                "components": [
                    {
                        "name": "makerAddress",
                        "type": "address"
                    },
                    {
                        "name": "takerAddress",
                        "type": "address"
                    },
                    {
                        "name": "feeRecipientAddress",
                        "type": "address"
                    },
                    {
                        "name": "senderAddress",
                        "type": "address"
                    },
                    {
                        "name": "makerAssetAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "takerAssetAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "makerFee",
                        "type": "uint256"
                    },
                    {
                        "name": "takerFee",
                        "type": "uint256"
                    },
                    {
                        "name": "expirationTimeSeconds",
                        "type": "uint256"
                    },
                    {
                        "name": "salt",
                        "type": "uint256"
                    },
                    {
                        "name": "makerAssetData",
                        "type": "bytes"
                    },
                    {
                        "name": "takerAssetData",
                        "type": "bytes"
                    }
                ],
                "name": "orders",
                "type": "tuple[]"
            },
            {
                "name": "takerAssetFillAmount",
                "type": "uint256"
            },
            {
                "name": "signatures",
                "type": "bytes[]"
            }
        ],
        "name": "marketSellOrders",
        "outputs": [
            {
                "components": [
                    {
                        "name": "makerAssetFilledAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "takerAssetFilledAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "makerFeePaid",
                        "type": "uint256"
                    },
                    {
                        "name": "takerFeePaid",
                        "type": "uint256"
                    }
                ],
                "name": "totalFillResults",
                "type": "tuple"
            }
        ],
        "payable": false,
        "stateMutability": "nonpayable",
        "type": "function"
    },
    {
        "constant": true,
        "inputs": [
            {
                "components": [
                    {
                        "name": "makerAddress",
                        "type": "address"
                    },
                    {
                        "name": "takerAddress",
                        "type": "address"
                    },
                    {
                        "name": "feeRecipientAddress",
                        "type": "address"
                    },
                    {
                        "name": "senderAddress",
                        "type": "address"
                    },
                    {
                        "name": "makerAssetAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "takerAssetAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "makerFee",
                        "type": "uint256"
                    },
                    {
                        "name": "takerFee",
                        "type": "uint256"
                    },
                    {
                        "name": "expirationTimeSeconds",
                        "type": "uint256"
                    },
                    {
                        "name": "salt",
                        "type": "uint256"
                    },
                    {
                        "name": "makerAssetData",
                        "type": "bytes"
                    },
                    {
                        "name": "takerAssetData",
                        "type": "bytes"
                    }
                ],
                "name": "orders",
                "type": "tuple[]"
            }
        ],
        "name": "getOrdersInfo",
        "outputs": [
            {
                "components": [
                    {
                        "name": "orderStatus",
                        "type": "uint8"
                    },
                    {
                        "name": "orderHash",
                        "type": "bytes32"
                    },
                    {
                        "name": "orderTakerAssetFilledAmount",
                        "type": "uint256"
                    }
                ],
                "name": "",
                "type": "tuple[]"
            }
        ],
        "payable": false,
        "stateMutability": "view",
        "type": "function"
    },
    {
        "constant": true,
        "inputs": [
            {
                "name": "",
                "type": "bytes32"
            },
            {
                "name": "",
                "type": "address"
            }
        ],
        "name": "preSigned",
        "outputs": [
            {
                "name": "",
                "type": "bool"
            }
        ],
        "payable": false,
        "stateMutability": "view",
        "type": "function"
    },
    {
        "constant": true,
        "inputs": [],
        "name": "owner",
        "outputs": [
            {
                "name": "",
                "type": "address"
            }
        ],
        "payable": false,
        "stateMutability": "view",
        "type": "function"
    },
    {
        "constant": true,
        "inputs": [
            {
                "name": "hash",
                "type": "bytes32"
            },
            {
                "name": "signerAddress",
                "type": "address"
            },
            {
                "name": "signature",
                "type": "bytes"
            }
        ],
        "name": "isValidSignature",
        "outputs": [
            {
                "name": "isValid",
                "type": "bool"
            }
        ],
        "payable": false,
        "stateMutability": "view",
        "type": "function"
    },
    {
        "constant": false,
        "inputs": [
            {
                "components": [
                    {
                        "name": "makerAddress",
                        "type": "address"
                    },
                    {
                        "name": "takerAddress",
                        "type": "address"
                    },
                    {
                        "name": "feeRecipientAddress",
                        "type": "address"
                    },
                    {
                        "name": "senderAddress",
                        "type": "address"
                    },
                    {
                        "name": "makerAssetAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "takerAssetAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "makerFee",
                        "type": "uint256"
                    },
                    {
                        "name": "takerFee",
                        "type": "uint256"
                    },
                    {
                        "name": "expirationTimeSeconds",
                        "type": "uint256"
                    },
                    {
                        "name": "salt",
                        "type": "uint256"
                    },
                    {
                        "name": "makerAssetData",
                        "type": "bytes"
                    },
                    {
                        "name": "takerAssetData",
                        "type": "bytes"
                    }
                ],
                "name": "orders",
                "type": "tuple[]"
            },
            {
                "name": "makerAssetFillAmount",
                "type": "uint256"
            },
            {
                "name": "signatures",
                "type": "bytes[]"
            }
        ],
        "name": "marketBuyOrdersNoThrow",
        "outputs": [
            {
                "components": [
                    {
                        "name": "makerAssetFilledAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "takerAssetFilledAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "makerFeePaid",
                        "type": "uint256"
                    },
                    {
                        "name": "takerFeePaid",
                        "type": "uint256"
                    }
                ],
                "name": "totalFillResults",
                "type": "tuple"
            }
        ],
        "payable": false,
        "stateMutability": "nonpayable",
        "type": "function"
    },
    {
        "constant": false,
        "inputs": [
            {
                "components": [
                    {
                        "name": "makerAddress",
                        "type": "address"
                    },
                    {
                        "name": "takerAddress",
                        "type": "address"
                    },
                    {
                        "name": "feeRecipientAddress",
                        "type": "address"
                    },
                    {
                        "name": "senderAddress",
                        "type": "address"
                    },
                    {
                        "name": "makerAssetAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "takerAssetAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "makerFee",
                        "type": "uint256"
                    },
                    {
                        "name": "takerFee",
                        "type": "uint256"
                    },
                    {
                        "name": "expirationTimeSeconds",
                        "type": "uint256"
                    },
                    {
                        "name": "salt",
                        "type": "uint256"
                    },
                    {
                        "name": "makerAssetData",
                        "type": "bytes"
                    },
                    {
                        "name": "takerAssetData",
                        "type": "bytes"
                    }
                ],
                "name": "order",
                "type": "tuple"
            },
            {
                "name": "takerAssetFillAmount",
                "type": "uint256"
            },
            {
                "name": "signature",
                "type": "bytes"
            }
        ],
        "name": "fillOrder",
        "outputs": [
            {
                "components": [
                    {
                        "name": "makerAssetFilledAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "takerAssetFilledAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "makerFeePaid",
                        "type": "uint256"
                    },
                    {
                        "name": "takerFeePaid",
                        "type": "uint256"
                    }
                ],
                "name": "fillResults",
                "type": "tuple"
            }
        ],
        "payable": false,
        "stateMutability": "nonpayable",
        "type": "function"
    },
    {
        "constant": false,
        "inputs": [
            {
                "name": "salt",
                "type": "uint256"
            },
            {
                "name": "signerAddress",
                "type": "address"
            },
            {
                "name": "data",
                "type": "bytes"
            },
            {
                "name": "signature",
                "type": "bytes"
            }
        ],
        "name": "executeTransaction",
        "outputs": [],
        "payable": false,
        "stateMutability": "nonpayable",
        "type": "function"
    },
    {
        "constant": false,
        "inputs": [
            {
                "name": "assetProxy",
                "type": "address"
            }
        ],
        "name": "registerAssetProxy",
        "outputs": [],
        "payable": false,
        "stateMutability": "nonpayable",
        "type": "function"
    },
    {
        "constant": true,
        "inputs": [
            {
                "components": [
                    {
                        "name": "makerAddress",
                        "type": "address"
                    },
                    {
                        "name": "takerAddress",
                        "type": "address"
                    },
                    {
                        "name": "feeRecipientAddress",
                        "type": "address"
                    },
                    {
                        "name": "senderAddress",
                        "type": "address"
                    },
                    {
                        "name": "makerAssetAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "takerAssetAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "makerFee",
                        "type": "uint256"
                    },
                    {
                        "name": "takerFee",
                        "type": "uint256"
                    },
                    {
                        "name": "expirationTimeSeconds",
                        "type": "uint256"
                    },
                    {
                        "name": "salt",
                        "type": "uint256"
                    },
                    {
                        "name": "makerAssetData",
                        "type": "bytes"
                    },
                    {
                        "name": "takerAssetData",
                        "type": "bytes"
                    }
                ],
                "name": "order",
                "type": "tuple"
            }
        ],
        "name": "getOrderInfo",
        "outputs": [
            {
                "components": [
                    {
                        "name": "orderStatus",
                        "type": "uint8"
                    },
                    {
                        "name": "orderHash",
                        "type": "bytes32"
                    },
                    {
                        "name": "orderTakerAssetFilledAmount",
                        "type": "uint256"
                    }
                ],
                "name": "orderInfo",
                "type": "tuple"
            }
        ],
        "payable": false,
        "stateMutability": "view",
        "type": "function"
    },
    {
        "constant": false,
        "inputs": [
            {
                "components": [
                    {
                        "name": "makerAddress",
                        "type": "address"
                    },
                    {
                        "name": "takerAddress",
                        "type": "address"
                    },
                    {
                        "name": "feeRecipientAddress",
                        "type": "address"
                    },
                    {
                        "name": "senderAddress",
                        "type": "address"
                    },
                    {
                        "name": "makerAssetAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "takerAssetAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "makerFee",
                        "type": "uint256"
                    },
                    {
                        "name": "takerFee",
                        "type": "uint256"
                    },
                    {
                        "name": "expirationTimeSeconds",
                        "type": "uint256"
                    },
                    {
                        "name": "salt",
                        "type": "uint256"
                    },
                    {
                        "name": "makerAssetData",
                        "type": "bytes"
                    },
                    {
                        "name": "takerAssetData",
                        "type": "bytes"
                    }
                ],
                "name": "order",
                "type": "tuple"
            }
        ],
        "name": "cancelOrder",
        "outputs": [],
        "payable": false,
        "stateMutability": "nonpayable",
        "type": "function"
    },
    {
        "constant": true,
        "inputs": [
            {
                "name": "",
                "type": "address"
            },
            {
                "name": "",
                "type": "address"
            }
        ],
        "name": "orderEpoch",
        "outputs": [
            {
                "name": "",
                "type": "uint256"
            }
        ],
        "payable": false,
        "stateMutability": "view",
        "type": "function"
    },
    {
        "constant": true,
        "inputs": [],
        "name": "ZRX_ASSET_DATA",
        "outputs": [
            {
                "name": "",
                "type": "bytes"
            }
        ],
        "payable": false,
        "stateMutability": "view",
        "type": "function"
    },
    {
        "constant": false,
        "inputs": [
            {
                "components": [
                    {
                        "name": "makerAddress",
                        "type": "address"
                    },
                    {
                        "name": "takerAddress",
                        "type": "address"
                    },
                    {
                        "name": "feeRecipientAddress",
                        "type": "address"
                    },
                    {
                        "name": "senderAddress",
                        "type": "address"
                    },
                    {
                        "name": "makerAssetAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "takerAssetAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "makerFee",
                        "type": "uint256"
                    },
                    {
                        "name": "takerFee",
                        "type": "uint256"
                    },
                    {
                        "name": "expirationTimeSeconds",
                        "type": "uint256"
                    },
                    {
                        "name": "salt",
                        "type": "uint256"
                    },
                    {
                        "name": "makerAssetData",
                        "type": "bytes"
                    },
                    {
                        "name": "takerAssetData",
                        "type": "bytes"
                    }
                ],
                "name": "orders",
                "type": "tuple[]"
            },
            {
                "name": "takerAssetFillAmount",
                "type": "uint256"
            },
            {
                "name": "signatures",
                "type": "bytes[]"
            }
        ],
        "name": "marketSellOrdersNoThrow",
        "outputs": [
            {
                "components": [
                    {
                        "name": "makerAssetFilledAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "takerAssetFilledAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "makerFeePaid",
                        "type": "uint256"
                    },
                    {
                        "name": "takerFeePaid",
                        "type": "uint256"
                    }
                ],
                "name": "totalFillResults",
                "type": "tuple"
            }
        ],
        "payable": false,
        "stateMutability": "nonpayable",
        "type": "function"
    },
    {
        "constant": true,
        "inputs": [],
        "name": "EIP712_DOMAIN_HASH",
        "outputs": [
            {
                "name": "",
                "type": "bytes32"
            }
        ],
        "payable": false,
        "stateMutability": "view",
        "type": "function"
    },
    {
        "constant": false,
        "inputs": [
            {
                "components": [
                    {
                        "name": "makerAddress",
                        "type": "address"
                    },
                    {
                        "name": "takerAddress",
                        "type": "address"
                    },
                    {
                        "name": "feeRecipientAddress",
                        "type": "address"
                    },
                    {
                        "name": "senderAddress",
                        "type": "address"
                    },
                    {
                        "name": "makerAssetAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "takerAssetAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "makerFee",
                        "type": "uint256"
                    },
                    {
                        "name": "takerFee",
                        "type": "uint256"
                    },
                    {
                        "name": "expirationTimeSeconds",
                        "type": "uint256"
                    },
                    {
                        "name": "salt",
                        "type": "uint256"
                    },
                    {
                        "name": "makerAssetData",
                        "type": "bytes"
                    },
                    {
                        "name": "takerAssetData",
                        "type": "bytes"
                    }
                ],
                "name": "orders",
                "type": "tuple[]"
            },
            {
                "name": "makerAssetFillAmount",
                "type": "uint256"
            },
            {
                "name": "signatures",
                "type": "bytes[]"
            }
        ],
        "name": "marketBuyOrders",
        "outputs": [
            {
                "components": [
                    {
                        "name": "makerAssetFilledAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "takerAssetFilledAmount",
                        "type": "uint256"
                    },
                    {
                        "name": "makerFeePaid",
                        "type": "uint256"
                    },
                    {
                        "name": "takerFeePaid",
                        "type": "uint256"
                    }
                ],
                "name": "totalFillResults",
                "type": "tuple"
            }
        ],
        "payable": false,
        "stateMutability": "nonpayable",
        "type": "function"
    },
    {
        "constant": true,
        "inputs": [],
        "name": "currentContextAddress",
        "outputs": [
            {
                "name": "",
                "type": "address"
            }
        ],
        "payable": false,
        "stateMutability": "view",
        "type": "function"
    },
    {
        "constant": false,
        "inputs": [
            {
                "name": "newOwner",
                "type": "address"
            }
        ],
        "name": "transferOwnership",
        "outputs": [],
        "payable": false,
        "stateMutability": "nonpayable",
        "type": "function"
    },
    {
        "constant": true,
        "inputs": [],
        "name": "VERSION",
        "outputs": [
            {
                "name": "",
                "type": "string"
            }
        ],
        "payable": false,
        "stateMutability": "view",
        "type": "function"
    },
    {
        "inputs": [
            {
                "name": "_zrxAssetData",
                "type": "bytes"
            }
        ],
        "payable": false,
        "stateMutability": "nonpayable",
        "type": "constructor"
    },
    {
        "anonymous": false,
        "inputs": [
            {
                "indexed": true,
                "name": "signerAddress",
                "type": "address"
            },
            {
                "indexed": true,
                "name": "validatorAddress",
                "type": "address"
            },
            {
                "indexed": false,
                "name": "approved",
                "type": "bool"
            }
        ],
        "name": "SignatureValidatorApproval",
        "type": "event"
    },
    {
        "anonymous": false,
        "inputs": [
            {
                "indexed": true,
                "name": "makerAddress",
                "type": "address"
            },
            {
                "indexed": true,
                "name": "feeRecipientAddress",
                "type": "address"
            },
            {
                "indexed": false,
                "name": "takerAddress",
                "type": "address"
            },
            {
                "indexed": false,
                "name": "senderAddress",
                "type": "address"
            },
            {
                "indexed": false,
                "name": "makerAssetFilledAmount",
                "type": "uint256"
            },
            {
                "indexed": false,
                "name": "takerAssetFilledAmount",
                "type": "uint256"
            },
            {
                "indexed": false,
                "name": "makerFeePaid",
                "type": "uint256"
            },
            {
                "indexed": false,
                "name": "takerFeePaid",
                "type": "uint256"
            },
            {
                "indexed": true,
                "name": "orderHash",
                "type": "bytes32"
            },
            {
                "indexed": false,
                "name": "makerAssetData",
                "type": "bytes"
            },
            {
                "indexed": false,
                "name": "takerAssetData",
                "type": "bytes"
            }
        ],
        "name": "Fill",
        "type": "event"
    },
    {
        "anonymous": false,
        "inputs": [
            {
                "indexed": true,
                "name": "makerAddress",
                "type": "address"
            },
            {
                "indexed": true,
                "name": "feeRecipientAddress",
                "type": "address"
            },
            {
                "indexed": false,
                "name": "senderAddress",
                "type": "address"
            },
            {
                "indexed": true,
                "name": "orderHash",
                "type": "bytes32"
            },
            {
                "indexed": false,
                "name": "makerAssetData",
                "type": "bytes"
            },
            {
                "indexed": false,
                "name": "takerAssetData",
                "type": "bytes"
            }
        ],
        "name": "Cancel",
        "type": "event"
    },
    {
        "anonymous": false,
        "inputs": [
            {
                "indexed": true,
                "name": "makerAddress",
                "type": "address"
            },
            {
                "indexed": true,
                "name": "senderAddress",
                "type": "address"
            },
            {
                "indexed": false,
                "name": "orderEpoch",
                "type": "uint256"
            }
        ],
        "name": "CancelUpTo",
        "type": "event"
    },
    {
        "anonymous": false,
        "inputs": [
            {
                "indexed": false,
                "name": "id",
                "type": "bytes4"
            },
            {
                "indexed": false,
                "name": "assetProxy",
                "type": "address"
            }
        ],
        "name": "AssetProxyRegistered",
        "type": "event"
    }
]