Latest 25 transactions from a total of 22672 transactions

TxHash Age From To Value [TxFee]
0x5595a0570a777b02aa0afbd982e8dc7daf64b37b00ccb598f00f58eb496c666c1 day 2 hrs ago0xfeb1beb653b1606ce30dcaf96824372d61cc73a7  IN   0x90fe2af704b34e0224bf2299c838e04d4dcf13640 Ether0.000111324
0x820d348f8f701fc8f5a49e7f6c8a238fbad66ac5ca2548d89cd2e4a63d0a0f2e1 day 2 hrs ago0xfeb1beb653b1606ce30dcaf96824372d61cc73a7  IN   0x90fe2af704b34e0224bf2299c838e04d4dcf13640 Ether0.000111324
0xaba75f4c4390ea41d3f646ea045ee0edf7183f935580d2137a6c57c910e3ae381 day 2 hrs ago0x9074cd7e3e3841a9cab960b6c7220f5cb7a8b488  IN   0x90fe2af704b34e0224bf2299c838e04d4dcf13640 Ether0.000111314
0x2eb1434b5e777f74c43fc6bd897357cd990f94ba38dec998038f34d95c2838f61 day 2 hrs ago0x9074cd7e3e3841a9cab960b6c7220f5cb7a8b488  IN   0x90fe2af704b34e0224bf2299c838e04d4dcf13640 Ether0.000096196
0xf7f2e890d8e1aa73b798ee59d6039854e810454c6937c8e9c229a018b65e579c1 day 2 hrs ago0xc4bc18beb39f73e150fde2d518a3240fd8c95baf  IN   0x90fe2af704b34e0224bf2299c838e04d4dcf13640 Ether0.000111132
0xd1a6bfdcb0ff103d9170c59ff1e44a7b9d458b38e424cf0df1f186b4db7a2d691 day 2 hrs ago0xfeb1beb653b1606ce30dcaf96824372d61cc73a7  IN   0x90fe2af704b34e0224bf2299c838e04d4dcf13640 Ether0.000111324
0xfa7625e4b474c9248cc17b0770c780ce5a6b4b5fe5a31587f78019c4b71b1f331 day 2 hrs ago0x9074cd7e3e3841a9cab960b6c7220f5cb7a8b488  IN   0x90fe2af704b34e0224bf2299c838e04d4dcf13640 Ether0.000111186
0x86dc84973640a7d8380d2776eb86ad3ace589554d5b76ccb7380ec31f72c60c01 day 2 hrs ago0x9074cd7e3e3841a9cab960b6c7220f5cb7a8b488  IN   0x90fe2af704b34e0224bf2299c838e04d4dcf13640 Ether0.000111324
0x205475a16bd5797c828c5c8a3bcbf0f2c6631e769aabe0b967047d907903a9f89 days 11 hrs ago0xb5869587ca6e239345f75c28d3b8ee23da812759  IN   0x90fe2af704b34e0224bf2299c838e04d4dcf13640 Ether0.000445
0x40b9b4406a7e3dedee280a5f0ae920e3b8c052867250af610b17fc3c9308965a14 days 4 hrs ago0xb5869587ca6e239345f75c28d3b8ee23da812759  IN   0x90fe2af704b34e0224bf2299c838e04d4dcf13640 Ether0.000222756
0xcd676465689cc8fc79d3b4625016c5933025b016afe6f919a41e34d5e3deb83514 days 4 hrs ago0xb5869587ca6e239345f75c28d3b8ee23da812759  IN   0x90fe2af704b34e0224bf2299c838e04d4dcf13640 Ether0.000222884
0xd285287e23899973f453133b7f6fc519cf2f92073cb3a104e62a71fc1c37612215 days 2 hrs ago0xd6e2d23eeb8677c49dbeae5ba2b3ec188b4dc58e  IN   0x90fe2af704b34e0224bf2299c838e04d4dcf13640 Ether0.000111314
0xa7131b9119ff167b390ea3b48d21a155df0f982fcdfd6bde950b2a5db3d597ee15 days 4 hrs ago0xd6e2d23eeb8677c49dbeae5ba2b3ec188b4dc58e  IN   0x90fe2af704b34e0224bf2299c838e04d4dcf13640 Ether0.000111388
0xd4c7ed109f3f1d98816c3b0d2ed75ce522665e95f73c3960c6e982940982dfde15 days 6 hrs ago0xd6e2d23eeb8677c49dbeae5ba2b3ec188b4dc58e  IN   0x90fe2af704b34e0224bf2299c838e04d4dcf13640 Ether0.000111442
0x2335722df497693aa0d51432df28620fbfaba95b7ad034698d610a2ae17493eb15 days 6 hrs ago0xf3adcdba93fb17c332a161797061983b92319398  IN   0x90fe2af704b34e0224bf2299c838e04d4dcf13640 Ether0.000111324
0xb0b0ae3f0a4c2cc74b22e14f3d8f7c80b7beae68dc49f9068f11d8a42f758c9d15 days 7 hrs ago0xf3adcdba93fb17c332a161797061983b92319398  IN   0x90fe2af704b34e0224bf2299c838e04d4dcf13640 Ether0.000111324
0x7b58d6752cb727407875610ea98487a58ce3b24ec50f3dff3e082e774bf4378815 days 7 hrs ago0xf3adcdba93fb17c332a161797061983b92319398  IN   0x90fe2af704b34e0224bf2299c838e04d4dcf13640 Ether0.000111132
0xa19bd23e3dc55fa10f3445cf2613080ac1adcf799fa17126ad327c170647f12a15 days 7 hrs ago0xd6e2d23eeb8677c49dbeae5ba2b3ec188b4dc58e  IN   0x90fe2af704b34e0224bf2299c838e04d4dcf13640 Ether0.000111324
0x8d7cad0f79364b5476d8a3691b0709665247a1492f74c0fc593b10d43222144015 days 7 hrs ago0xd6e2d23eeb8677c49dbeae5ba2b3ec188b4dc58e  IN   0x90fe2af704b34e0224bf2299c838e04d4dcf13640 Ether0.00011126
0x3d0e14056f0405d10741228f04ebcbce7cb7c2d066dccedec3ac91ef888c7fc117 days 12 hrs ago0xf3adcdba93fb17c332a161797061983b92319398  IN   0x90fe2af704b34e0224bf2299c838e04d4dcf13640 Ether0.00011125
0xe8bbae879c3b2f158d90716a2f8fb743c0cf7b96ffc1795472d3984ef4a81ca818 days 3 hrs ago0xb5869587ca6e239345f75c28d3b8ee23da812759  IN   0x90fe2af704b34e0224bf2299c838e04d4dcf13640 Ether0.000096314
0xf4edad3db8fae72092bdfa77c996d72b88ac0af246c2a6a2fda4e1c85afd311b18 days 3 hrs ago0xb5869587ca6e239345f75c28d3b8ee23da812759  IN   0x90fe2af704b34e0224bf2299c838e04d4dcf13640 Ether0.000111314
0x1b4716896532caeef169d95695aa7abb74e8b9fdd32f571a51eb43c34b45034e18 days 3 hrs ago0xd6e2d23eeb8677c49dbeae5ba2b3ec188b4dc58e  IN   0x90fe2af704b34e0224bf2299c838e04d4dcf13640 Ether0.000111314
0x55aab20c5ada5eb5ca81bcfac8a26d3a1c22cc3ade241b38a46ddd1ac8b815a418 days 4 hrs ago0xf3adcdba93fb17c332a161797061983b92319398  IN   0x90fe2af704b34e0224bf2299c838e04d4dcf13640 Ether0.000096324
0x1eff0e7bd16b33a16fbf9ba79eda0830d57d91a0fa7332d3538a8d78a84fe3d918 days 4 hrs ago0xf3adcdba93fb17c332a161797061983b92319398  IN   0x90fe2af704b34e0224bf2299c838e04d4dcf13640 Ether0.000111378
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ParentTxHash Block Age From To Value
0x5595a0570a777b02aa0afbd982e8dc7daf64b37b00ccb598f00f58eb496c666c103770931 day 2 hrs ago0x90fe2af704b34e0224bf2299c838e04d4dcf13640x087eed4bc1ee3de49befbd66c662b434b15d49d40 Ether
0x5595a0570a777b02aa0afbd982e8dc7daf64b37b00ccb598f00f58eb496c666c103770931 day 2 hrs ago0x90fe2af704b34e0224bf2299c838e04d4dcf13640x087eed4bc1ee3de49befbd66c662b434b15d49d40 Ether
0x820d348f8f701fc8f5a49e7f6c8a238fbad66ac5ca2548d89cd2e4a63d0a0f2e103770901 day 2 hrs ago0x90fe2af704b34e0224bf2299c838e04d4dcf13640x087eed4bc1ee3de49befbd66c662b434b15d49d40 Ether
0x820d348f8f701fc8f5a49e7f6c8a238fbad66ac5ca2548d89cd2e4a63d0a0f2e103770901 day 2 hrs ago0x90fe2af704b34e0224bf2299c838e04d4dcf13640x087eed4bc1ee3de49befbd66c662b434b15d49d40 Ether
0xaba75f4c4390ea41d3f646ea045ee0edf7183f935580d2137a6c57c910e3ae38103770891 day 2 hrs ago0x90fe2af704b34e0224bf2299c838e04d4dcf13640x087eed4bc1ee3de49befbd66c662b434b15d49d40 Ether
0xaba75f4c4390ea41d3f646ea045ee0edf7183f935580d2137a6c57c910e3ae38103770891 day 2 hrs ago0x90fe2af704b34e0224bf2299c838e04d4dcf13640x087eed4bc1ee3de49befbd66c662b434b15d49d40 Ether
0x2eb1434b5e777f74c43fc6bd897357cd990f94ba38dec998038f34d95c2838f6103770741 day 2 hrs ago0x90fe2af704b34e0224bf2299c838e04d4dcf13640x087eed4bc1ee3de49befbd66c662b434b15d49d40 Ether
0x2eb1434b5e777f74c43fc6bd897357cd990f94ba38dec998038f34d95c2838f6103770741 day 2 hrs ago0x90fe2af704b34e0224bf2299c838e04d4dcf13640x087eed4bc1ee3de49befbd66c662b434b15d49d40 Ether
0xf7f2e890d8e1aa73b798ee59d6039854e810454c6937c8e9c229a018b65e579c103770711 day 2 hrs ago0x90fe2af704b34e0224bf2299c838e04d4dcf13640x087eed4bc1ee3de49befbd66c662b434b15d49d40 Ether
0xf7f2e890d8e1aa73b798ee59d6039854e810454c6937c8e9c229a018b65e579c103770711 day 2 hrs ago0x90fe2af704b34e0224bf2299c838e04d4dcf13640x087eed4bc1ee3de49befbd66c662b434b15d49d40 Ether
0xd1a6bfdcb0ff103d9170c59ff1e44a7b9d458b38e424cf0df1f186b4db7a2d69103770421 day 2 hrs ago0x90fe2af704b34e0224bf2299c838e04d4dcf13640x087eed4bc1ee3de49befbd66c662b434b15d49d40 Ether
0xd1a6bfdcb0ff103d9170c59ff1e44a7b9d458b38e424cf0df1f186b4db7a2d69103770421 day 2 hrs ago0x90fe2af704b34e0224bf2299c838e04d4dcf13640x087eed4bc1ee3de49befbd66c662b434b15d49d40 Ether
0xfa7625e4b474c9248cc17b0770c780ce5a6b4b5fe5a31587f78019c4b71b1f33103770201 day 2 hrs ago0x90fe2af704b34e0224bf2299c838e04d4dcf13640x087eed4bc1ee3de49befbd66c662b434b15d49d40 Ether
0xfa7625e4b474c9248cc17b0770c780ce5a6b4b5fe5a31587f78019c4b71b1f33103770201 day 2 hrs ago0x90fe2af704b34e0224bf2299c838e04d4dcf13640x087eed4bc1ee3de49befbd66c662b434b15d49d40 Ether
0x86dc84973640a7d8380d2776eb86ad3ace589554d5b76ccb7380ec31f72c60c0103769931 day 2 hrs ago0x90fe2af704b34e0224bf2299c838e04d4dcf13640x087eed4bc1ee3de49befbd66c662b434b15d49d40 Ether
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0x205475a16bd5797c828c5c8a3bcbf0f2c6631e769aabe0b967047d907903a9f8103163409 days 11 hrs ago0x90fe2af704b34e0224bf2299c838e04d4dcf13640x087eed4bc1ee3de49befbd66c662b434b15d49d40 Ether
0x205475a16bd5797c828c5c8a3bcbf0f2c6631e769aabe0b967047d907903a9f8103163409 days 11 hrs ago0x90fe2af704b34e0224bf2299c838e04d4dcf13640x087eed4bc1ee3de49befbd66c662b434b15d49d40 Ether
0x40b9b4406a7e3dedee280a5f0ae920e3b8c052867250af610b17fc3c9308965a1027304914 days 4 hrs ago0x90fe2af704b34e0224bf2299c838e04d4dcf13640x087eed4bc1ee3de49befbd66c662b434b15d49d40 Ether
0x40b9b4406a7e3dedee280a5f0ae920e3b8c052867250af610b17fc3c9308965a1027304914 days 4 hrs ago0x90fe2af704b34e0224bf2299c838e04d4dcf13640x087eed4bc1ee3de49befbd66c662b434b15d49d40 Ether
0xcd676465689cc8fc79d3b4625016c5933025b016afe6f919a41e34d5e3deb8351027304514 days 4 hrs ago0x90fe2af704b34e0224bf2299c838e04d4dcf13640x087eed4bc1ee3de49befbd66c662b434b15d49d40 Ether
0xcd676465689cc8fc79d3b4625016c5933025b016afe6f919a41e34d5e3deb8351027304514 days 4 hrs ago0x90fe2af704b34e0224bf2299c838e04d4dcf13640x087eed4bc1ee3de49befbd66c662b434b15d49d40 Ether
0xd285287e23899973f453133b7f6fc519cf2f92073cb3a104e62a71fc1c3761221026436415 days 2 hrs ago0x90fe2af704b34e0224bf2299c838e04d4dcf13640x087eed4bc1ee3de49befbd66c662b434b15d49d40 Ether
0xd285287e23899973f453133b7f6fc519cf2f92073cb3a104e62a71fc1c3761221026436415 days 2 hrs ago0x90fe2af704b34e0224bf2299c838e04d4dcf13640x087eed4bc1ee3de49befbd66c662b434b15d49d40 Ether
0xa7131b9119ff167b390ea3b48d21a155df0f982fcdfd6bde950b2a5db3d597ee1026379115 days 4 hrs ago0x90fe2af704b34e0224bf2299c838e04d4dcf13640x087eed4bc1ee3de49befbd66c662b434b15d49d40 Ether
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Warning: The Compiled Contract might be susceptible to ExpExponentCleanup (medium/high-severity), NestedArrayFunctionCallDecoder (medium-severity), ZeroFunctionSelector (very low-severity), DelegateCallReturnValue (low-severity) SolidityCompiler Bugs.

Contract Source Code Verified (Exact Match)
Contract Name: Exchange
Compiler Version: v0.4.14+commit.c2215d46
Optimization Enabled: No
Runs (Optimiser):  200



  Contract Source Code   Find Similiar Contracts

/*

  Copyright 2017 ZeroEx Inc.

  Licensed under the Apache License, Version 2.0 (the "License");
  you may not use this file except in compliance with the License.
  You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and
  limitations under the License.

*/
pragma solidity 0.4.14;

/*

  Copyright 2017 ZeroEx Inc.

  Licensed under the Apache License, Version 2.0 (the "License");
  you may not use this file except in compliance with the License.
  You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and
  limitations under the License.

*/

contract Token {

    /// @return total amount of tokens
    function totalSupply() constant returns (uint supply) {}

    /// @param _owner The address from which the balance will be retrieved
    /// @return The balance
    function balanceOf(address _owner) constant returns (uint balance) {}

    /// @notice send `_value` token to `_to` from `msg.sender`
    /// @param _to The address of the recipient
    /// @param _value The amount of token to be transferred
    /// @return Whether the transfer was successful or not
    function transfer(address _to, uint _value) returns (bool success) {}

    /// @notice send `_value` token to `_to` from `_from` on the condition it is approved by `_from`
    /// @param _from The address of the sender
    /// @param _to The address of the recipient
    /// @param _value The amount of token to be transferred
    /// @return Whether the transfer was successful or not
    function transferFrom(address _from, address _to, uint _value) returns (bool success) {}

    /// @notice `msg.sender` approves `_addr` to spend `_value` tokens
    /// @param _spender The address of the account able to transfer the tokens
    /// @param _value The amount of wei to be approved for transfer
    /// @return Whether the approval was successful or not
    function approve(address _spender, uint _value) returns (bool success) {}

    /// @param _owner The address of the account owning tokens
    /// @param _spender The address of the account able to transfer the tokens
    /// @return Amount of remaining tokens allowed to spent
    function allowance(address _owner, address _spender) constant returns (uint remaining) {}

    event Transfer(address indexed _from, address indexed _to, uint _value);
    event Approval(address indexed _owner, address indexed _spender, uint _value);
}

/*
 * Ownable
 *
 * Base contract with an owner.
 * Provides onlyOwner modifier, which prevents function from running if it is called by anyone other than the owner.
 */

contract Ownable {
    address public owner;

    function Ownable() {
        owner = msg.sender;
    }

    modifier onlyOwner() {
        require(msg.sender == owner);
        _;
    }

    function transferOwnership(address newOwner) onlyOwner {
        if (newOwner != address(0)) {
            owner = newOwner;
        }
    }
}

/// @title TokenTransferProxy - Transfers tokens on behalf of contracts that have been approved via decentralized governance.
/// @author Amir Bandeali - <[email protected]>, Will Warren - <[email protected]>
contract TokenTransferProxy is Ownable {

    /// @dev Only authorized addresses can invoke functions with this modifier.
    modifier onlyAuthorized {
        require(authorized[msg.sender]);
        _;
    }

    modifier targetAuthorized(address target) {
        require(authorized[target]);
        _;
    }

    modifier targetNotAuthorized(address target) {
        require(!authorized[target]);
        _;
    }

    mapping (address => bool) public authorized;
    address[] public authorities;

    event LogAuthorizedAddressAdded(address indexed target, address indexed caller);
    event LogAuthorizedAddressRemoved(address indexed target, address indexed caller);

    /*
     * Public functions
     */

    /// @dev Authorizes an address.
    /// @param target Address to authorize.
    function addAuthorizedAddress(address target)
        public
        onlyOwner
        targetNotAuthorized(target)
    {
        authorized[target] = true;
        authorities.push(target);
        LogAuthorizedAddressAdded(target, msg.sender);
    }

    /// @dev Removes authorizion of an address.
    /// @param target Address to remove authorization from.
    function removeAuthorizedAddress(address target)
        public
        onlyOwner
        targetAuthorized(target)
    {
        delete authorized[target];
        for (uint i = 0; i < authorities.length; i++) {
            if (authorities[i] == target) {
                authorities[i] = authorities[authorities.length - 1];
                authorities.length -= 1;
                break;
            }
        }
        LogAuthorizedAddressRemoved(target, msg.sender);
    }

    /// @dev Calls into ERC20 Token contract, invoking transferFrom.
    /// @param token Address of token to transfer.
    /// @param from Address to transfer token from.
    /// @param to Address to transfer token to.
    /// @param value Amount of token to transfer.
    /// @return Success of transfer.
    function transferFrom(
        address token,
        address from,
        address to,
        uint value)
        public
        onlyAuthorized
        returns (bool)
    {
        return Token(token).transferFrom(from, to, value);
    }

    /*
     * Public constant functions
     */

    /// @dev Gets all authorized addresses.
    /// @return Array of authorized addresses.
    function getAuthorizedAddresses()
        public
        constant
        returns (address[])
    {
        return authorities;
    }
}


contract SafeMath {
    function safeMul(uint a, uint b) internal constant returns (uint256) {
        uint c = a * b;
        assert(a == 0 || c / a == b);
        return c;
    }

    function safeDiv(uint a, uint b) internal constant returns (uint256) {
        uint c = a / b;
        return c;
    }

    function safeSub(uint a, uint b) internal constant returns (uint256) {
        assert(b <= a);
        return a - b;
    }

    function safeAdd(uint a, uint b) internal constant returns (uint256) {
        uint c = a + b;
        assert(c >= a);
        return c;
    }

    function max64(uint64 a, uint64 b) internal constant returns (uint64) {
        return a >= b ? a : b;
    }

    function min64(uint64 a, uint64 b) internal constant returns (uint64) {
        return a < b ? a : b;
    }

    function max256(uint256 a, uint256 b) internal constant returns (uint256) {
        return a >= b ? a : b;
    }

    function min256(uint256 a, uint256 b) internal constant returns (uint256) {
        return a < b ? a : b;
    }
}

/// @title Exchange - Facilitates exchange of ERC20 tokens.
/// @author Amir Bandeali - <[email protected]>, Will Warren - <[email protected]>
contract Exchange is SafeMath {

    // Error Codes
    enum Errors {
        ORDER_EXPIRED,                    // Order has already expired
        ORDER_FULLY_FILLED_OR_CANCELLED,  // Order has already been fully filled or cancelled
        ROUNDING_ERROR_TOO_LARGE,         // Rounding error too large
        INSUFFICIENT_BALANCE_OR_ALLOWANCE // Insufficient balance or allowance for token transfer
    }

    string constant public VERSION = "1.0.0";
    uint16 constant public EXTERNAL_QUERY_GAS_LIMIT = 4999;    // Changes to state require at least 5000 gas

    address public ZRX_TOKEN_CONTRACT;
    address public TOKEN_TRANSFER_PROXY_CONTRACT;

    // Mappings of orderHash => amounts of takerTokenAmount filled or cancelled.
    mapping (bytes32 => uint) public filled;
    mapping (bytes32 => uint) public cancelled;

    event LogFill(
        address indexed maker,
        address taker,
        address indexed feeRecipient,
        address makerToken,
        address takerToken,
        uint filledMakerTokenAmount,
        uint filledTakerTokenAmount,
        uint paidMakerFee,
        uint paidTakerFee,
        bytes32 indexed tokens, // keccak256(makerToken, takerToken), allows subscribing to a token pair
        bytes32 orderHash
    );

    event LogCancel(
        address indexed maker,
        address indexed feeRecipient,
        address makerToken,
        address takerToken,
        uint cancelledMakerTokenAmount,
        uint cancelledTakerTokenAmount,
        bytes32 indexed tokens,
        bytes32 orderHash
    );

    event LogError(uint8 indexed errorId, bytes32 indexed orderHash);

    struct Order {
        address maker;
        address taker;
        address makerToken;
        address takerToken;
        address feeRecipient;
        uint makerTokenAmount;
        uint takerTokenAmount;
        uint makerFee;
        uint takerFee;
        uint expirationTimestampInSec;
        bytes32 orderHash;
    }

    function Exchange(address _zrxToken, address _tokenTransferProxy) {
        ZRX_TOKEN_CONTRACT = _zrxToken;
        TOKEN_TRANSFER_PROXY_CONTRACT = _tokenTransferProxy;
    }

    /*
    * Core exchange functions
    */

    /// @dev Fills the input order.
    /// @param orderAddresses Array of order's maker, taker, makerToken, takerToken, and feeRecipient.
    /// @param orderValues Array of order's makerTokenAmount, takerTokenAmount, makerFee, takerFee, expirationTimestampInSec, and salt.
    /// @param fillTakerTokenAmount Desired amount of takerToken to fill.
    /// @param shouldThrowOnInsufficientBalanceOrAllowance Test if transfer will fail before attempting.
    /// @param v ECDSA signature parameter v.
    /// @param r ECDSA signature parameters r.
    /// @param s ECDSA signature parameters s.
    /// @return Total amount of takerToken filled in trade.
    function fillOrder(
          address[5] orderAddresses,
          uint[6] orderValues,
          uint fillTakerTokenAmount,
          bool shouldThrowOnInsufficientBalanceOrAllowance,
          uint8 v,
          bytes32 r,
          bytes32 s)
          public
          returns (uint filledTakerTokenAmount)
    {
        Order memory order = Order({
            maker: orderAddresses[0],
            taker: orderAddresses[1],
            makerToken: orderAddresses[2],
            takerToken: orderAddresses[3],
            feeRecipient: orderAddresses[4],
            makerTokenAmount: orderValues[0],
            takerTokenAmount: orderValues[1],
            makerFee: orderValues[2],
            takerFee: orderValues[3],
            expirationTimestampInSec: orderValues[4],
            orderHash: getOrderHash(orderAddresses, orderValues)
        });

        require(order.taker == address(0) || order.taker == msg.sender);
        require(order.makerTokenAmount > 0 && order.takerTokenAmount > 0 && fillTakerTokenAmount > 0);
        require(isValidSignature(
            order.maker,
            order.orderHash,
            v,
            r,
            s
        ));

        if (block.timestamp >= order.expirationTimestampInSec) {
            LogError(uint8(Errors.ORDER_EXPIRED), order.orderHash);
            return 0;
        }

        uint remainingTakerTokenAmount = safeSub(order.takerTokenAmount, getUnavailableTakerTokenAmount(order.orderHash));
        filledTakerTokenAmount = min256(fillTakerTokenAmount, remainingTakerTokenAmount);
        if (filledTakerTokenAmount == 0) {
            LogError(uint8(Errors.ORDER_FULLY_FILLED_OR_CANCELLED), order.orderHash);
            return 0;
        }

        if (isRoundingError(filledTakerTokenAmount, order.takerTokenAmount, order.makerTokenAmount)) {
            LogError(uint8(Errors.ROUNDING_ERROR_TOO_LARGE), order.orderHash);
            return 0;
        }

        if (!shouldThrowOnInsufficientBalanceOrAllowance && !isTransferable(order, filledTakerTokenAmount)) {
            LogError(uint8(Errors.INSUFFICIENT_BALANCE_OR_ALLOWANCE), order.orderHash);
            return 0;
        }

        uint filledMakerTokenAmount = getPartialAmount(filledTakerTokenAmount, order.takerTokenAmount, order.makerTokenAmount);
        uint paidMakerFee;
        uint paidTakerFee;
        filled[order.orderHash] = safeAdd(filled[order.orderHash], filledTakerTokenAmount);
        require(transferViaTokenTransferProxy(
            order.makerToken,
            order.maker,
            msg.sender,
            filledMakerTokenAmount
        ));
        require(transferViaTokenTransferProxy(
            order.takerToken,
            msg.sender,
            order.maker,
            filledTakerTokenAmount
        ));
        if (order.feeRecipient != address(0)) {
            if (order.makerFee > 0) {
                paidMakerFee = getPartialAmount(filledTakerTokenAmount, order.takerTokenAmount, order.makerFee);
                require(transferViaTokenTransferProxy(
                    ZRX_TOKEN_CONTRACT,
                    order.maker,
                    order.feeRecipient,
                    paidMakerFee
                ));
            }
            if (order.takerFee > 0) {
                paidTakerFee = getPartialAmount(filledTakerTokenAmount, order.takerTokenAmount, order.takerFee);
                require(transferViaTokenTransferProxy(
                    ZRX_TOKEN_CONTRACT,
                    msg.sender,
                    order.feeRecipient,
                    paidTakerFee
                ));
            }
        }

        LogFill(
            order.maker,
            msg.sender,
            order.feeRecipient,
            order.makerToken,
            order.takerToken,
            filledMakerTokenAmount,
            filledTakerTokenAmount,
            paidMakerFee,
            paidTakerFee,
            keccak256(order.makerToken, order.takerToken),
            order.orderHash
        );
        return filledTakerTokenAmount;
    }

    /// @dev Cancels the input order.
    /// @param orderAddresses Array of order's maker, taker, makerToken, takerToken, and feeRecipient.
    /// @param orderValues Array of order's makerTokenAmount, takerTokenAmount, makerFee, takerFee, expirationTimestampInSec, and salt.
    /// @param cancelTakerTokenAmount Desired amount of takerToken to cancel in order.
    /// @return Amount of takerToken cancelled.
    function cancelOrder(
        address[5] orderAddresses,
        uint[6] orderValues,
        uint cancelTakerTokenAmount)
        public
        returns (uint)
    {
        Order memory order = Order({
            maker: orderAddresses[0],
            taker: orderAddresses[1],
            makerToken: orderAddresses[2],
            takerToken: orderAddresses[3],
            feeRecipient: orderAddresses[4],
            makerTokenAmount: orderValues[0],
            takerTokenAmount: orderValues[1],
            makerFee: orderValues[2],
            takerFee: orderValues[3],
            expirationTimestampInSec: orderValues[4],
            orderHash: getOrderHash(orderAddresses, orderValues)
        });

        require(order.maker == msg.sender);
        require(order.makerTokenAmount > 0 && order.takerTokenAmount > 0 && cancelTakerTokenAmount > 0);

        if (block.timestamp >= order.expirationTimestampInSec) {
            LogError(uint8(Errors.ORDER_EXPIRED), order.orderHash);
            return 0;
        }

        uint remainingTakerTokenAmount = safeSub(order.takerTokenAmount, getUnavailableTakerTokenAmount(order.orderHash));
        uint cancelledTakerTokenAmount = min256(cancelTakerTokenAmount, remainingTakerTokenAmount);
        if (cancelledTakerTokenAmount == 0) {
            LogError(uint8(Errors.ORDER_FULLY_FILLED_OR_CANCELLED), order.orderHash);
            return 0;
        }

        cancelled[order.orderHash] = safeAdd(cancelled[order.orderHash], cancelledTakerTokenAmount);

        LogCancel(
            order.maker,
            order.feeRecipient,
            order.makerToken,
            order.takerToken,
            getPartialAmount(cancelledTakerTokenAmount, order.takerTokenAmount, order.makerTokenAmount),
            cancelledTakerTokenAmount,
            keccak256(order.makerToken, order.takerToken),
            order.orderHash
        );
        return cancelledTakerTokenAmount;
    }

    /*
    * Wrapper functions
    */

    /// @dev Fills an order with specified parameters and ECDSA signature, throws if specified amount not filled entirely.
    /// @param orderAddresses Array of order's maker, taker, makerToken, takerToken, and feeRecipient.
    /// @param orderValues Array of order's makerTokenAmount, takerTokenAmount, makerFee, takerFee, expirationTimestampInSec, and salt.
    /// @param fillTakerTokenAmount Desired amount of takerToken to fill.
    /// @param v ECDSA signature parameter v.
    /// @param r ECDSA signature parameters r.
    /// @param s ECDSA signature parameters s.
    function fillOrKillOrder(
        address[5] orderAddresses,
        uint[6] orderValues,
        uint fillTakerTokenAmount,
        uint8 v,
        bytes32 r,
        bytes32 s)
        public
    {
        require(fillOrder(
            orderAddresses,
            orderValues,
            fillTakerTokenAmount,
            false,
            v,
            r,
            s
        ) == fillTakerTokenAmount);
    }

    /// @dev Synchronously executes multiple fill orders in a single transaction.
    /// @param orderAddresses Array of address arrays containing individual order addresses.
    /// @param orderValues Array of uint arrays containing individual order values.
    /// @param fillTakerTokenAmounts Array of desired amounts of takerToken to fill in orders.
    /// @param shouldThrowOnInsufficientBalanceOrAllowance Test if transfers will fail before attempting.
    /// @param v Array ECDSA signature v parameters.
    /// @param r Array of ECDSA signature r parameters.
    /// @param s Array of ECDSA signature s parameters.
    function batchFillOrders(
        address[5][] orderAddresses,
        uint[6][] orderValues,
        uint[] fillTakerTokenAmounts,
        bool shouldThrowOnInsufficientBalanceOrAllowance,
        uint8[] v,
        bytes32[] r,
        bytes32[] s)
        public
    {
        for (uint i = 0; i < orderAddresses.length; i++) {
            fillOrder(
                orderAddresses[i],
                orderValues[i],
                fillTakerTokenAmounts[i],
                shouldThrowOnInsufficientBalanceOrAllowance,
                v[i],
                r[i],
                s[i]
            );
        }
    }

    /// @dev Synchronously executes multiple fillOrKill orders in a single transaction.
    /// @param orderAddresses Array of address arrays containing individual order addresses.
    /// @param orderValues Array of uint arrays containing individual order values.
    /// @param fillTakerTokenAmounts Array of desired amounts of takerToken to fill in orders.
    /// @param v Array ECDSA signature v parameters.
    /// @param r Array of ECDSA signature r parameters.
    /// @param s Array of ECDSA signature s parameters.
    function batchFillOrKillOrders(
        address[5][] orderAddresses,
        uint[6][] orderValues,
        uint[] fillTakerTokenAmounts,
        uint8[] v,
        bytes32[] r,
        bytes32[] s)
        public
    {
        for (uint i = 0; i < orderAddresses.length; i++) {
            fillOrKillOrder(
                orderAddresses[i],
                orderValues[i],
                fillTakerTokenAmounts[i],
                v[i],
                r[i],
                s[i]
            );
        }
    }

    /// @dev Synchronously executes multiple fill orders in a single transaction until total fillTakerTokenAmount filled.
    /// @param orderAddresses Array of address arrays containing individual order addresses.
    /// @param orderValues Array of uint arrays containing individual order values.
    /// @param fillTakerTokenAmount Desired total amount of takerToken to fill in orders.
    /// @param shouldThrowOnInsufficientBalanceOrAllowance Test if transfers will fail before attempting.
    /// @param v Array ECDSA signature v parameters.
    /// @param r Array of ECDSA signature r parameters.
    /// @param s Array of ECDSA signature s parameters.
    /// @return Total amount of fillTakerTokenAmount filled in orders.
    function fillOrdersUpTo(
        address[5][] orderAddresses,
        uint[6][] orderValues,
        uint fillTakerTokenAmount,
        bool shouldThrowOnInsufficientBalanceOrAllowance,
        uint8[] v,
        bytes32[] r,
        bytes32[] s)
        public
        returns (uint)
    {
        uint filledTakerTokenAmount = 0;
        for (uint i = 0; i < orderAddresses.length; i++) {
            require(orderAddresses[i][3] == orderAddresses[0][3]); // takerToken must be the same for each order
            filledTakerTokenAmount = safeAdd(filledTakerTokenAmount, fillOrder(
                orderAddresses[i],
                orderValues[i],
                safeSub(fillTakerTokenAmount, filledTakerTokenAmount),
                shouldThrowOnInsufficientBalanceOrAllowance,
                v[i],
                r[i],
                s[i]
            ));
            if (filledTakerTokenAmount == fillTakerTokenAmount) break;
        }
        return filledTakerTokenAmount;
    }

    /// @dev Synchronously cancels multiple orders in a single transaction.
    /// @param orderAddresses Array of address arrays containing individual order addresses.
    /// @param orderValues Array of uint arrays containing individual order values.
    /// @param cancelTakerTokenAmounts Array of desired amounts of takerToken to cancel in orders.
    function batchCancelOrders(
        address[5][] orderAddresses,
        uint[6][] orderValues,
        uint[] cancelTakerTokenAmounts)
        public
    {
        for (uint i = 0; i < orderAddresses.length; i++) {
            cancelOrder(
                orderAddresses[i],
                orderValues[i],
                cancelTakerTokenAmounts[i]
            );
        }
    }

    /*
    * Constant public functions
    */

    /// @dev Calculates Keccak-256 hash of order with specified parameters.
    /// @param orderAddresses Array of order's maker, taker, makerToken, takerToken, and feeRecipient.
    /// @param orderValues Array of order's makerTokenAmount, takerTokenAmount, makerFee, takerFee, expirationTimestampInSec, and salt.
    /// @return Keccak-256 hash of order.
    function getOrderHash(address[5] orderAddresses, uint[6] orderValues)
        public
        constant
        returns (bytes32)
    {
        return keccak256(
            address(this),
            orderAddresses[0], // maker
            orderAddresses[1], // taker
            orderAddresses[2], // makerToken
            orderAddresses[3], // takerToken
            orderAddresses[4], // feeRecipient
            orderValues[0],    // makerTokenAmount
            orderValues[1],    // takerTokenAmount
            orderValues[2],    // makerFee
            orderValues[3],    // takerFee
            orderValues[4],    // expirationTimestampInSec
            orderValues[5]     // salt
        );
    }

    /// @dev Verifies that an order signature is valid.
    /// @param signer address of signer.
    /// @param hash Signed Keccak-256 hash.
    /// @param v ECDSA signature parameter v.
    /// @param r ECDSA signature parameters r.
    /// @param s ECDSA signature parameters s.
    /// @return Validity of order signature.
    function isValidSignature(
        address signer,
        bytes32 hash,
        uint8 v,
        bytes32 r,
        bytes32 s)
        public
        constant
        returns (bool)
    {
        return signer == ecrecover(
            keccak256("\x19Ethereum Signed Message:\n32", hash),
            v,
            r,
            s
        );
    }

    /// @dev Checks if rounding error > 0.1%.
    /// @param numerator Numerator.
    /// @param denominator Denominator.
    /// @param target Value to multiply with numerator/denominator.
    /// @return Rounding error is present.
    function isRoundingError(uint numerator, uint denominator, uint target)
        public
        constant
        returns (bool)
    {
        uint remainder = mulmod(target, numerator, denominator);
        if (remainder == 0) return false; // No rounding error.

        uint errPercentageTimes1000000 = safeDiv(
            safeMul(remainder, 1000000),
            safeMul(numerator, target)
        );
        return errPercentageTimes1000000 > 1000;
    }

    /// @dev Calculates partial value given a numerator and denominator.
    /// @param numerator Numerator.
    /// @param denominator Denominator.
    /// @param target Value to calculate partial of.
    /// @return Partial value of target.
    function getPartialAmount(uint numerator, uint denominator, uint target)
        public
        constant
        returns (uint)
    {
        return safeDiv(safeMul(numerator, target), denominator);
    }

    /// @dev Calculates the sum of values already filled and cancelled for a given order.
    /// @param orderHash The Keccak-256 hash of the given order.
    /// @return Sum of values already filled and cancelled.
    function getUnavailableTakerTokenAmount(bytes32 orderHash)
        public
        constant
        returns (uint)
    {
        return safeAdd(filled[orderHash], cancelled[orderHash]);
    }


    /*
    * Internal functions
    */

    /// @dev Transfers a token using TokenTransferProxy transferFrom function.
    /// @param token Address of token to transferFrom.
    /// @param from Address transfering token.
    /// @param to Address receiving token.
    /// @param value Amount of token to transfer.
    /// @return Success of token transfer.
    function transferViaTokenTransferProxy(
        address token,
        address from,
        address to,
        uint value)
        internal
        returns (bool)
    {
        return TokenTransferProxy(TOKEN_TRANSFER_PROXY_CONTRACT).transferFrom(token, from, to, value);
    }

    /// @dev Checks if any order transfers will fail.
    /// @param order Order struct of params that will be checked.
    /// @param fillTakerTokenAmount Desired amount of takerToken to fill.
    /// @return Predicted result of transfers.
    function isTransferable(Order order, uint fillTakerTokenAmount)
        internal
        constant  // The called token contracts may attempt to change state, but will not be able to due to gas limits on getBalance and getAllowance.
        returns (bool)
    {
        address taker = msg.sender;
        uint fillMakerTokenAmount = getPartialAmount(fillTakerTokenAmount, order.takerTokenAmount, order.makerTokenAmount);

        if (order.feeRecipient != address(0)) {
            bool isMakerTokenZRX = order.makerToken == ZRX_TOKEN_CONTRACT;
            bool isTakerTokenZRX = order.takerToken == ZRX_TOKEN_CONTRACT;
            uint paidMakerFee = getPartialAmount(fillTakerTokenAmount, order.takerTokenAmount, order.makerFee);
            uint paidTakerFee = getPartialAmount(fillTakerTokenAmount, order.takerTokenAmount, order.takerFee);
            uint requiredMakerZRX = isMakerTokenZRX ? safeAdd(fillMakerTokenAmount, paidMakerFee) : paidMakerFee;
            uint requiredTakerZRX = isTakerTokenZRX ? safeAdd(fillTakerTokenAmount, paidTakerFee) : paidTakerFee;

            if (   getBalance(ZRX_TOKEN_CONTRACT, order.maker) < requiredMakerZRX
                || getAllowance(ZRX_TOKEN_CONTRACT, order.maker) < requiredMakerZRX
                || getBalance(ZRX_TOKEN_CONTRACT, taker) < requiredTakerZRX
                || getAllowance(ZRX_TOKEN_CONTRACT, taker) < requiredTakerZRX
            ) return false;

            if (!isMakerTokenZRX && (   getBalance(order.makerToken, order.maker) < fillMakerTokenAmount // Don't double check makerToken if ZRX
                                     || getAllowance(order.makerToken, order.maker) < fillMakerTokenAmount)
            ) return false;
            if (!isTakerTokenZRX && (   getBalance(order.takerToken, taker) < fillTakerTokenAmount // Don't double check takerToken if ZRX
                                     || getAllowance(order.takerToken, taker) < fillTakerTokenAmount)
            ) return false;
        } else if (   getBalance(order.makerToken, order.maker) < fillMakerTokenAmount
                   || getAllowance(order.makerToken, order.maker) < fillMakerTokenAmount
                   || getBalance(order.takerToken, taker) < fillTakerTokenAmount
                   || getAllowance(order.takerToken, taker) < fillTakerTokenAmount
        ) return false;

        return true;
    }

    /// @dev Get token balance of an address.
    /// @param token Address of token.
    /// @param owner Address of owner.
    /// @return Token balance of owner.
    function getBalance(address token, address owner)
        internal
        constant  // The called token contract may attempt to change state, but will not be able to due to an added gas limit.
        returns (uint)
    {
        return Token(token).balanceOf.gas(EXTERNAL_QUERY_GAS_LIMIT)(owner); // Limit gas to prevent reentrancy
    }

    /// @dev Get allowance of token given to TokenTransferProxy by an address.
    /// @param token Address of token.
    /// @param owner Address of owner.
    /// @return Allowance of token given to TokenTransferProxy by owner.
    function getAllowance(address token, address owner)
        internal
        constant  // The called token contract may attempt to change state, but will not be able to due to an added gas limit.
        returns (uint)
    {
        return Token(token).allowance.gas(EXTERNAL_QUERY_GAS_LIMIT)(owner, TOKEN_TRANSFER_PROXY_CONTRACT); // Limit gas to prevent reentrancy
    }
}

    Contract ABI  
[{"constant":true,"inputs":[{"name":"numerator","type":"uint256"},{"name":"denominator","type":"uint256"},{"name":"target","type":"uint256"}],"name":"isRoundingError","outputs":[{"name":"","type":"bool"}],"payable":false,"type":"function"},{"constant":true,"inputs":[{"name":"","type":"bytes32"}],"name":"filled","outputs":[{"name":"","type":"uint256"}],"payable":false,"type":"function"},{"constant":true,"inputs":[{"name":"","type":"bytes32"}],"name":"cancelled","outputs":[{"name":"","type":"uint256"}],"payable":false,"type":"function"},{"constant":false,"inputs":[{"name":"orderAddresses","type":"address[5][]"},{"name":"orderValues","type":"uint256[6][]"},{"name":"fillTakerTokenAmount","type":"uint256"},{"name":"shouldThrowOnInsufficientBalanceOrAllowance","type":"bool"},{"name":"v","type":"uint8[]"},{"name":"r","type":"bytes32[]"},{"name":"s","type":"bytes32[]"}],"name":"fillOrdersUpTo","outputs":[{"name":"","type":"uint256"}],"payable":false,"type":"function"},{"constant":false,"inputs":[{"name":"orderAddresses","type":"address[5]"},{"name":"orderValues","type":"uint256[6]"},{"name":"cancelTakerTokenAmount","type":"uint256"}],"name":"cancelOrder","outputs":[{"name":"","type":"uint256"}],"payable":false,"type":"function"},{"constant":true,"inputs":[],"name":"ZRX_TOKEN_CONTRACT","outputs":[{"name":"","type":"address"}],"payable":false,"type":"function"},{"constant":false,"inputs":[{"name":"orderAddresses","type":"address[5][]"},{"name":"orderValues","type":"uint256[6][]"},{"name":"fillTakerTokenAmounts","type":"uint256[]"},{"name":"v","type":"uint8[]"},{"name":"r","type":"bytes32[]"},{"name":"s","type":"bytes32[]"}],"name":"batchFillOrKillOrders","outputs":[],"payable":false,"type":"function"},{"constant":false,"inputs":[{"name":"orderAddresses","type":"address[5]"},{"name":"orderValues","type":"uint256[6]"},{"name":"fillTakerTokenAmount","type":"uint256"},{"name":"v","type":"uint8"},{"name":"r","type":"bytes32"},{"name":"s","type":"bytes32"}],"name":"fillOrKillOrder","outputs":[],"payable":false,"type":"function"},{"constant":true,"inputs":[{"name":"orderHash","type":"bytes32"}],"name":"getUnavailableTakerTokenAmount","outputs":[{"name":"","type":"uint256"}],"payable":false,"type":"function"},{"constant":true,"inputs":[{"name":"signer","type":"address"},{"name":"hash","type":"bytes32"},{"name":"v","type":"uint8"},{"name":"r","type":"bytes32"},{"name":"s","type":"bytes32"}],"name":"isValidSignature","outputs":[{"name":"","type":"bool"}],"payable":false,"type":"function"},{"constant":true,"inputs":[{"name":"numerator","type":"uint256"},{"name":"denominator","type":"uint256"},{"name":"target","type":"uint256"}],"name":"getPartialAmount","outputs":[{"name":"","type":"uint256"}],"payable":false,"type":"function"},{"constant":true,"inputs":[],"name":"TOKEN_TRANSFER_PROXY_CONTRACT","outputs":[{"name":"","type":"address"}],"payable":false,"type":"function"},{"constant":false,"inputs":[{"name":"orderAddresses","type":"address[5][]"},{"name":"orderValues","type":"uint256[6][]"},{"name":"fillTakerTokenAmounts","type":"uint256[]"},{"name":"shouldThrowOnInsufficientBalanceOrAllowance","type":"bool"},{"name":"v","type":"uint8[]"},{"name":"r","type":"bytes32[]"},{"name":"s","type":"bytes32[]"}],"name":"batchFillOrders","outputs":[],"payable":false,"type":"function"},{"constant":false,"inputs":[{"name":"orderAddresses","type":"address[5][]"},{"name":"orderValues","type":"uint256[6][]"},{"name":"cancelTakerTokenAmounts","type":"uint256[]"}],"name":"batchCancelOrders","outputs":[],"payable":false,"type":"function"},{"constant":false,"inputs":[{"name":"orderAddresses","type":"address[5]"},{"name":"orderValues","type":"uint256[6]"},{"name":"fillTakerTokenAmount","type":"uint256"},{"name":"shouldThrowOnInsufficientBalanceOrAllowance","type":"bool"},{"name":"v","type":"uint8"},{"name":"r","type":"bytes32"},{"name":"s","type":"bytes32"}],"name":"fillOrder","outputs":[{"name":"filledTakerTokenAmount","type":"uint256"}],"payable":false,"type":"function"},{"constant":true,"inputs":[{"name":"orderAddresses","type":"address[5]"},{"name":"orderValues","type":"uint256[6]"}],"name":"getOrderHash","outputs":[{"name":"","type":"bytes32"}],"payable":false,"type":"function"},{"constant":true,"inputs":[],"name":"EXTERNAL_QUERY_GAS_LIMIT","outputs":[{"name":"","type":"uint16"}],"payable":false,"type":"function"},{"constant":true,"inputs":[],"name":"VERSION","outputs":[{"name":"","type":"string"}],"payable":false,"type":"function"},{"inputs":[{"name":"_zrxToken","type":"address"},{"name":"_tokenTransferProxy","type":"address"}],"payable":false,"type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"name":"maker","type":"address"},{"indexed":false,"name":"taker","type":"address"},{"indexed":true,"name":"feeRecipient","type":"address"},{"indexed":false,"name":"makerToken","type":"address"},{"indexed":false,"name":"takerToken","type":"address"},{"indexed":false,"name":"filledMakerTokenAmount","type":"uint256"},{"indexed":false,"name":"filledTakerTokenAmount","type":"uint256"},{"indexed":false,"name":"paidMakerFee","type":"uint256"},{"indexed":false,"name":"paidTakerFee","type":"uint256"},{"indexed":true,"name":"tokens","type":"bytes32"},{"indexed":false,"name":"orderHash","type":"bytes32"}],"name":"LogFill","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"maker","type":"address"},{"indexed":true,"name":"feeRecipient","type":"address"},{"indexed":false,"name":"makerToken","type":"address"},{"indexed":false,"name":"takerToken","type":"address"},{"indexed":false,"name":"cancelledMakerTokenAmount","type":"uint256"},{"indexed":false,"name":"cancelledTakerTokenAmount","type":"uint256"},{"indexed":true,"name":"tokens","type":"bytes32"},{"indexed":false,"name":"orderHash","type":"bytes32"}],"name":"LogCancel","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"errorId","type":"uint8"},{"indexed":true,"name":"orderHash","type":"bytes32"}],"name":"LogError","type":"event"}]

  Contract Creation Code Switch To Opcodes View
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    Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
0000000000000000000000006ff6c0ff1d68b964901f986d4c9fa3ac68346570000000000000000000000000087eed4bc1ee3de49befbd66c662b434b15d49d4

-----Encoded View---------------
2 Constructor Arguments found :
Arg [0] : 0000000000000000000000006ff6c0ff1d68b964901f986d4c9fa3ac68346570
Arg [1] : 000000000000000000000000087eed4bc1ee3de49befbd66c662b434b15d49d4


   Swarm Source:
bzzr://a5b2a039471480ce6cae17a9d584d3bbc82d87e08498a6d0e08a551df1fe0b3a

 

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