Contract 0xdef1c0ded9bec7f1a1670819833240f027b25eff

 
Txn Hash
Block
From
To
Value [Txn Fee]
0x6b50ecd0e158e66b97d98d1c4235526e0d61c08ce5866c45c8a05d6bae2fa3c082903762021-06-14 12:57:1142 secs ago0x674951c3cf573a4364ad0628f536426f8f329085 IN  0xdef1c0ded9bec7f1a1670819833240f027b25eff0 BNB0.000596871
0x048ffdf5bcb6efd000b539359ba4dc2ae90079e92828b7b1ee9c3570c2f3800582903582021-06-14 12:56:171 min ago0xa220d8ff7d8c642e72a7a75ff90145a619afd5ad IN  0xdef1c0ded9bec7f1a1670819833240f027b25eff0 BNB0.000596871
0x24ce9da68c610d24f0b281a2481120ad22bdf42fa90d35c75993b7174dbe11d982903422021-06-14 12:55:292 mins ago0x674951c3cf573a4364ad0628f536426f8f329085 IN  0xdef1c0ded9bec7f1a1670819833240f027b25eff0.04 BNB0.000664906
0x381474f0030159cee5e008e5584f3528761050372c4de9d3c12118b595411eba82903392021-06-14 12:55:202 mins ago0xdfece3050eeca1dc72a6a16477c6a0fa07fcc86f IN  0xdef1c0ded9bec7f1a1670819833240f027b25eff0.01 BNB0.000704075
0xeaf11ade3759f81e7711b660369bb906114ca3ea9040ab0db34423015abb146482903362021-06-14 12:55:112 mins ago0xa9e81167b02cc4a79e100e3e0af8f6cd97cc2727 IN  0xdef1c0ded9bec7f1a1670819833240f027b25eff0 BNB0.002094775
0x79808295246b81548594b43c15e1d37b589bc767f6363a98aa6bc1aa3814d98e82903032021-06-14 12:53:324 mins ago0x008a86b4dbbe4fe8a7f2145cdc676ffff95bdf23 IN  0xdef1c0ded9bec7f1a1670819833240f027b25eff0.011598388172984 BNB0.000582483
0x04a754388f09244456be45a85ec489310447d72e15e82f09492b0c5cbd574e5582902982021-06-14 12:53:174 mins ago0xdfb54bcd2285c1a317f12f5028978cd92c6e834c IN  0xdef1c0ded9bec7f1a1670819833240f027b25eff0 BNB0.001529705
0x0143f284bd683ca90623467222013e1c5c526642772d78bcbd9de130bdae6bf682902922021-06-14 12:52:594 mins ago0x9fb6b39339d5e2035fed5a56b9c59e1d39fcab61 IN  0xdef1c0ded9bec7f1a1670819833240f027b25eff2 BNB0.000546185
0xb5c57bf0aa0f41a70954b163ce8774d36d3762b2ba73ccf878d638076d519bb782902582021-06-14 12:51:176 mins ago0x9fb6b39339d5e2035fed5a56b9c59e1d39fcab61 IN  0xdef1c0ded9bec7f1a1670819833240f027b25eff1 BNB0.000546185
0x7e7ed21ca422be234c353747ca07e9ed058c697d87c4cf874825d218813b884d82902422021-06-14 12:50:257 mins ago0xcefcca169357a18eb8c3f230f92b58562e48cae5 IN  0xdef1c0ded9bec7f1a1670819833240f027b25eff0 BNB0.00386274
0x5b76119cd52391cc65c88aa2510fd43b3ad7c4a2552d1e503577c7b5d02ee0ef82902412021-06-14 12:50:217 mins ago0xe552b54209f54060e9774f21157a5b17ac56a36a IN  0xdef1c0ded9bec7f1a1670819833240f027b25eff0 BNB0.0005962055
0x1168ff63bdcc5ae9b02defd74395c5bc10bc1dde6e61ca11fbedd78e3929559b82902212021-06-14 12:49:188 mins ago0xba5df35bfcce6348506fe92c876c7f7318ce9fab IN  0xdef1c0ded9bec7f1a1670819833240f027b25eff0 BNB0.0023082895
0x8872ce42d2cd13c0553139379367b5fb844b541be2f039fdf81dbf53395514a482902162021-06-14 12:49:028 mins ago0x9fb6b39339d5e2035fed5a56b9c59e1d39fcab61 IN  0xdef1c0ded9bec7f1a1670819833240f027b25eff1 BNB0.002561945
0xa46ee3e797c4e693f156fedab0c03467d56632d6fe19ae694f016d3d4ebee5ac82902142021-06-14 12:48:568 mins ago0x3e8af2f092c3ff08c6addd258740cca030cdc55e IN  0xdef1c0ded9bec7f1a1670819833240f027b25eff0.001 BNB0.000666721
0x1d940ac90d465df3decead805fd6788885ef566a4e993906bc711810fc7e474882901932021-06-14 12:47:4710 mins ago0xf6bfe973f8ba39a9dfe0cf8fb92a629067e34231 IN  0xdef1c0ded9bec7f1a1670819833240f027b25eff0 BNB0.00172333
0xefe5f45cc8e12ca10f95f5bcf83480ad1e91dc35133c50aee18158713123096682901542021-06-14 12:45:5012 mins ago0xde0b5aabc45dc745c417e90eb4c89075916796ff IN  0xdef1c0ded9bec7f1a1670819833240f027b25eff0 BNB0.0027195
0xc8013830c0953ae9b888110344309939b0610e814c15213bb4fdefaf12d9499e82901152021-06-14 12:43:5314 mins ago0xf6bfe973f8ba39a9dfe0cf8fb92a629067e34231 IN  0xdef1c0ded9bec7f1a1670819833240f027b25eff0 BNB0.00084848
0x1a526d66164afd0d3e1382f7eebd4c3a76e2c61a7bc70d66820cf1b5642cb13882900932021-06-14 12:42:4715 mins ago0xdfb54bcd2285c1a317f12f5028978cd92c6e834c IN  0xdef1c0ded9bec7f1a1670819833240f027b25eff0 BNB0.001771890001
0x00f644ab9123ba8b0ceb87a502ffaafe7a1ebb9715e030e1a8be9c9e816c0fe982900862021-06-14 12:42:2615 mins ago0xc7dd910cc0b68585317a281e5928e77d0e348ae6 IN  0xdef1c0ded9bec7f1a1670819833240f027b25eff0.01 BNB0.000528855
0xc3f2226afe9db8d4fc1c6b1e753ac26fa1dd465e18e0473ed319e829a600f6c582900222021-06-14 12:39:1418 mins ago0x8bb993c41268d178e3b09eacbc68c8a67174900f IN  0xdef1c0ded9bec7f1a1670819833240f027b25eff0.4 BNB0.000603845
0x3e5dfcf5efa6a2bf5730a930e7858e8720b143bc8cb6a3bfebad431d78ab3f0882900082021-06-14 12:38:2519 mins ago0x8bb993c41268d178e3b09eacbc68c8a67174900f IN  0xdef1c0ded9bec7f1a1670819833240f027b25eff0.4 BNB0.000528895
0x8ddc316123364591729ca328ce84ce113439a22a7e11500e3ad89632383f9e3382900012021-06-14 12:38:0419 mins ago0x98b0beee92b288a0647911dcd77d1e32f44981af IN  0xdef1c0ded9bec7f1a1670819833240f027b25eff0 BNB0.000674004
0x251e80e08e136075dc3a904326802e10c77e0d720f726bf791008474ff5eda3382899872021-06-14 12:37:1820 mins ago0xb925900503fffa8e96aec7bed87920527bc19be9 IN  0xdef1c0ded9bec7f1a1670819833240f027b25eff0.00001 BNB0.000664686
0xb4dc24f579c179d211d3ed8d95a9eabcba4c20d7fe6ce9f092ab2943ff676f8d82899732021-06-14 12:36:3021 mins ago0xdfb54bcd2285c1a317f12f5028978cd92c6e834c IN  0xdef1c0ded9bec7f1a1670819833240f027b25eff0 BNB0.002199265001
0xee31e82ac8db89b1d6c6c017c76fd54f7e52cb4b1a89da81b1e08a389f1b76cd82899722021-06-14 12:36:2721 mins ago0xdfb54bcd2285c1a317f12f5028978cd92c6e834c IN  0xdef1c0ded9bec7f1a1670819833240f027b25eff0 BNB0.001388515
[ Download CSV Export 
Latest 25 internal transaction
Parent Txn Hash Block From To Value
0x094758f0af152d0b7125ff9fcfc8de0d0ff2dc14450765fe1e2726d0c487cb7082903762021-06-14 12:57:1142 secs ago 0xdef1c0ded9bec7f1a1670819833240f027b25eff 0xc590175e458b83680867afd273527ff58f74c02b0.425904314178759028 BNB
0x094758f0af152d0b7125ff9fcfc8de0d0ff2dc14450765fe1e2726d0c487cb7082903762021-06-14 12:57:1142 secs ago Binance: WBNB Token 0xdef1c0ded9bec7f1a1670819833240f027b25eff0.425904314178759028 BNB
0x6b50ecd0e158e66b97d98d1c4235526e0d61c08ce5866c45c8a05d6bae2fa3c082903762021-06-14 12:57:1142 secs ago 0xdef1c0ded9bec7f1a1670819833240f027b25eff0x674951c3cf573a4364ad0628f536426f8f3290850.039726312307320559 BNB
0x6b50ecd0e158e66b97d98d1c4235526e0d61c08ce5866c45c8a05d6bae2fa3c082903762021-06-14 12:57:1142 secs ago Binance: WBNB Token 0xdef1c0ded9bec7f1a1670819833240f027b25eff0.039726312307320559 BNB
0x9d972efc4d8f9ba46728431810b88a097270a852111b5d434ab2c332cfc84c2582903692021-06-14 12:56:501 min ago 0xdef1c0ded9bec7f1a1670819833240f027b25eff Binance: WBNB Token0.261590875 BNB
0x9d972efc4d8f9ba46728431810b88a097270a852111b5d434ab2c332cfc84c2582903692021-06-14 12:56:501 min ago 0xc590175e458b83680867afd273527ff58f74c02b 0xdef1c0ded9bec7f1a1670819833240f027b25eff0.261590875 BNB
0x048ffdf5bcb6efd000b539359ba4dc2ae90079e92828b7b1ee9c3570c2f3800582903582021-06-14 12:56:171 min ago 0xdef1c0ded9bec7f1a1670819833240f027b25eff0xa220d8ff7d8c642e72a7a75ff90145a619afd5ad0.015739772347357564 BNB
0x048ffdf5bcb6efd000b539359ba4dc2ae90079e92828b7b1ee9c3570c2f3800582903582021-06-14 12:56:171 min ago Binance: WBNB Token 0xdef1c0ded9bec7f1a1670819833240f027b25eff0.015739772347357564 BNB
0xc72304dd442920dad745c3a601bb854e35f0472c153085ba4b93c1ca28db5caf82903422021-06-14 12:55:292 mins ago 0xdef1c0ded9bec7f1a1670819833240f027b25eff 0xdb6f1920a889355780af7570773609bd8cb1f4980.4460625 BNB
0xc72304dd442920dad745c3a601bb854e35f0472c153085ba4b93c1ca28db5caf82903422021-06-14 12:55:292 mins ago 0xc590175e458b83680867afd273527ff58f74c02b 0xdef1c0ded9bec7f1a1670819833240f027b25eff0.4460625 BNB
0x24ce9da68c610d24f0b281a2481120ad22bdf42fa90d35c75993b7174dbe11d982903422021-06-14 12:55:292 mins ago 0xdef1c0ded9bec7f1a1670819833240f027b25eff Binance: WBNB Token0.04 BNB
0x381474f0030159cee5e008e5584f3528761050372c4de9d3c12118b595411eba82903392021-06-14 12:55:202 mins ago 0xdef1c0ded9bec7f1a1670819833240f027b25eff Binance: WBNB Token0.01 BNB
0xbe33e34ce83050b61b79c2dbf73155e3db8a1584056e57267396806e5339763782903292021-06-14 12:54:503 mins ago 0xdef1c0ded9bec7f1a1670819833240f027b25eff 0xc590175e458b83680867afd273527ff58f74c02b0.844239811236573485 BNB
0xbe33e34ce83050b61b79c2dbf73155e3db8a1584056e57267396806e5339763782903292021-06-14 12:54:503 mins ago Binance: WBNB Token 0xdef1c0ded9bec7f1a1670819833240f027b25eff0.844239811236573485 BNB
0x79808295246b81548594b43c15e1d37b589bc767f6363a98aa6bc1aa3814d98e82903032021-06-14 12:53:324 mins ago 0xdef1c0ded9bec7f1a1670819833240f027b25eff Binance: WBNB Token0.011598388172984347 BNB
0x0143f284bd683ca90623467222013e1c5c526642772d78bcbd9de130bdae6bf682902922021-06-14 12:52:594 mins ago 0xdef1c0ded9bec7f1a1670819833240f027b25eff Binance: WBNB Token2 BNB
0x02d9d897ef27d413635649441b26132b6622c96fe0cee9a9752e17d5e019ec2182902822021-06-14 12:52:295 mins ago 0xdef1c0ded9bec7f1a1670819833240f027b25eff 0xc590175e458b83680867afd273527ff58f74c02b0.085232035003806242 BNB
0x02d9d897ef27d413635649441b26132b6622c96fe0cee9a9752e17d5e019ec2182902822021-06-14 12:52:295 mins ago Binance: WBNB Token 0xdef1c0ded9bec7f1a1670819833240f027b25eff0.085232035003806242 BNB
0xb5c57bf0aa0f41a70954b163ce8774d36d3762b2ba73ccf878d638076d519bb782902582021-06-14 12:51:176 mins ago 0xdef1c0ded9bec7f1a1670819833240f027b25eff Binance: WBNB Token1 BNB
0xb376fd8c6324a594b615708a43edb7246754e7428f1f935aebbbd9d9757812ce82902432021-06-14 12:50:287 mins ago 0xdef1c0ded9bec7f1a1670819833240f027b25eff 0xc590175e458b83680867afd273527ff58f74c02b0.275703054530700625 BNB
0xb376fd8c6324a594b615708a43edb7246754e7428f1f935aebbbd9d9757812ce82902432021-06-14 12:50:287 mins ago Binance: WBNB Token 0xdef1c0ded9bec7f1a1670819833240f027b25eff0.275703054530700625 BNB
0x5b76119cd52391cc65c88aa2510fd43b3ad7c4a2552d1e503577c7b5d02ee0ef82902412021-06-14 12:50:217 mins ago 0xdef1c0ded9bec7f1a1670819833240f027b25eff0xe552b54209f54060e9774f21157a5b17ac56a36a0.015796154561897319 BNB
0x5b76119cd52391cc65c88aa2510fd43b3ad7c4a2552d1e503577c7b5d02ee0ef82902412021-06-14 12:50:217 mins ago Binance: WBNB Token 0xdef1c0ded9bec7f1a1670819833240f027b25eff0.015796154561897319 BNB
0xc93c2199fa83c4914dda2fbb484fec2197e88671ef82f6295a87faf0208ae0c682902312021-06-14 12:49:498 mins ago 0xdef1c0ded9bec7f1a1670819833240f027b25eff Binance: WBNB Token0.015 BNB
0xc93c2199fa83c4914dda2fbb484fec2197e88671ef82f6295a87faf0208ae0c682902312021-06-14 12:49:498 mins ago Dodoex: V2 Proxy 0xdef1c0ded9bec7f1a1670819833240f027b25eff0.015 BNB
[ Download CSV Export 
Loading

Contract Source Code Verified (Exact Match)

Contract Name:
ZeroEx

Compiler Version
v0.6.12+commit.27d51765

Optimization Enabled:
Yes with 1000000 runs

Other Settings:
istanbul EvmVersion, Apache-2.0 license
File 1 of 10 : ZeroEx.sol
// SPDX-License-Identifier: Apache-2.0
/*

  Copyright 2020 ZeroEx Intl.

  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 ^0.6.5;
pragma experimental ABIEncoderV2;

import "@0x/contracts-utils/contracts/src/v06/LibBytesV06.sol";
import "./migrations/LibBootstrap.sol";
import "./features/BootstrapFeature.sol";
import "./storage/LibProxyStorage.sol";
import "./errors/LibProxyRichErrors.sol";


/// @dev An extensible proxy contract that serves as a universal entry point for
///      interacting with the 0x protocol.
contract ZeroEx {
    // solhint-disable separate-by-one-line-in-contract,indent,var-name-mixedcase
    using LibBytesV06 for bytes;

    /// @dev Construct this contract and register the `BootstrapFeature` feature.
    ///      After constructing this contract, `bootstrap()` should be called
    ///      by `bootstrap()` to seed the initial feature set.
    /// @param bootstrapper Who can call `bootstrap()`.
    constructor(address bootstrapper) public {
        // Temporarily create and register the bootstrap feature.
        // It will deregister itself after `bootstrap()` has been called.
        BootstrapFeature bootstrap = new BootstrapFeature(bootstrapper);
        LibProxyStorage.getStorage().impls[bootstrap.bootstrap.selector] =
            address(bootstrap);
    }

    // solhint-disable state-visibility

    /// @dev Forwards calls to the appropriate implementation contract.
    fallback() external payable {
        bytes4 selector = msg.data.readBytes4(0);
        address impl = getFunctionImplementation(selector);
        if (impl == address(0)) {
            _revertWithData(LibProxyRichErrors.NotImplementedError(selector));
        }

        (bool success, bytes memory resultData) = impl.delegatecall(msg.data);
        if (!success) {
            _revertWithData(resultData);
        }
        _returnWithData(resultData);
    }

    /// @dev Fallback for just receiving ether.
    receive() external payable {}

    // solhint-enable state-visibility

    /// @dev Get the implementation contract of a registered function.
    /// @param selector The function selector.
    /// @return impl The implementation contract address.
    function getFunctionImplementation(bytes4 selector)
        public
        view
        returns (address impl)
    {
        return LibProxyStorage.getStorage().impls[selector];
    }

    /// @dev Revert with arbitrary bytes.
    /// @param data Revert data.
    function _revertWithData(bytes memory data) private pure {
        assembly { revert(add(data, 32), mload(data)) }
    }

    /// @dev Return with arbitrary bytes.
    /// @param data Return data.
    function _returnWithData(bytes memory data) private pure {
        assembly { return(add(data, 32), mload(data)) }
    }
}

File 2 of 10 : LibBytesV06.sol
// SPDX-License-Identifier: Apache-2.0
/*

  Copyright 2020 ZeroEx Intl.

  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 ^0.6.5;

import "./errors/LibBytesRichErrorsV06.sol";
import "./errors/LibRichErrorsV06.sol";


library LibBytesV06 {

    using LibBytesV06 for bytes;

    /// @dev Gets the memory address for a byte array.
    /// @param input Byte array to lookup.
    /// @return memoryAddress Memory address of byte array. This
    ///         points to the header of the byte array which contains
    ///         the length.
    function rawAddress(bytes memory input)
        internal
        pure
        returns (uint256 memoryAddress)
    {
        assembly {
            memoryAddress := input
        }
        return memoryAddress;
    }

    /// @dev Gets the memory address for the contents of a byte array.
    /// @param input Byte array to lookup.
    /// @return memoryAddress Memory address of the contents of the byte array.
    function contentAddress(bytes memory input)
        internal
        pure
        returns (uint256 memoryAddress)
    {
        assembly {
            memoryAddress := add(input, 32)
        }
        return memoryAddress;
    }

    /// @dev Copies `length` bytes from memory location `source` to `dest`.
    /// @param dest memory address to copy bytes to.
    /// @param source memory address to copy bytes from.
    /// @param length number of bytes to copy.
    function memCopy(
        uint256 dest,
        uint256 source,
        uint256 length
    )
        internal
        pure
    {
        if (length < 32) {
            // Handle a partial word by reading destination and masking
            // off the bits we are interested in.
            // This correctly handles overlap, zero lengths and source == dest
            assembly {
                let mask := sub(exp(256, sub(32, length)), 1)
                let s := and(mload(source), not(mask))
                let d := and(mload(dest), mask)
                mstore(dest, or(s, d))
            }
        } else {
            // Skip the O(length) loop when source == dest.
            if (source == dest) {
                return;
            }

            // For large copies we copy whole words at a time. The final
            // word is aligned to the end of the range (instead of after the
            // previous) to handle partial words. So a copy will look like this:
            //
            //  ####
            //      ####
            //          ####
            //            ####
            //
            // We handle overlap in the source and destination range by
            // changing the copying direction. This prevents us from
            // overwriting parts of source that we still need to copy.
            //
            // This correctly handles source == dest
            //
            if (source > dest) {
                assembly {
                    // We subtract 32 from `sEnd` and `dEnd` because it
                    // is easier to compare with in the loop, and these
                    // are also the addresses we need for copying the
                    // last bytes.
                    length := sub(length, 32)
                    let sEnd := add(source, length)
                    let dEnd := add(dest, length)

                    // Remember the last 32 bytes of source
                    // This needs to be done here and not after the loop
                    // because we may have overwritten the last bytes in
                    // source already due to overlap.
                    let last := mload(sEnd)

                    // Copy whole words front to back
                    // Note: the first check is always true,
                    // this could have been a do-while loop.
                    // solhint-disable-next-line no-empty-blocks
                    for {} lt(source, sEnd) {} {
                        mstore(dest, mload(source))
                        source := add(source, 32)
                        dest := add(dest, 32)
                    }

                    // Write the last 32 bytes
                    mstore(dEnd, last)
                }
            } else {
                assembly {
                    // We subtract 32 from `sEnd` and `dEnd` because those
                    // are the starting points when copying a word at the end.
                    length := sub(length, 32)
                    let sEnd := add(source, length)
                    let dEnd := add(dest, length)

                    // Remember the first 32 bytes of source
                    // This needs to be done here and not after the loop
                    // because we may have overwritten the first bytes in
                    // source already due to overlap.
                    let first := mload(source)

                    // Copy whole words back to front
                    // We use a signed comparisson here to allow dEnd to become
                    // negative (happens when source and dest < 32). Valid
                    // addresses in local memory will never be larger than
                    // 2**255, so they can be safely re-interpreted as signed.
                    // Note: the first check is always true,
                    // this could have been a do-while loop.
                    // solhint-disable-next-line no-empty-blocks
                    for {} slt(dest, dEnd) {} {
                        mstore(dEnd, mload(sEnd))
                        sEnd := sub(sEnd, 32)
                        dEnd := sub(dEnd, 32)
                    }

                    // Write the first 32 bytes
                    mstore(dest, first)
                }
            }
        }
    }

    /// @dev Returns a slices from a byte array.
    /// @param b The byte array to take a slice from.
    /// @param from The starting index for the slice (inclusive).
    /// @param to The final index for the slice (exclusive).
    /// @return result The slice containing bytes at indices [from, to)
    function slice(
        bytes memory b,
        uint256 from,
        uint256 to
    )
        internal
        pure
        returns (bytes memory result)
    {
        // Ensure that the from and to positions are valid positions for a slice within
        // the byte array that is being used.
        if (from > to) {
            LibRichErrorsV06.rrevert(LibBytesRichErrorsV06.InvalidByteOperationError(
                LibBytesRichErrorsV06.InvalidByteOperationErrorCodes.FromLessThanOrEqualsToRequired,
                from,
                to
            ));
        }
        if (to > b.length) {
            LibRichErrorsV06.rrevert(LibBytesRichErrorsV06.InvalidByteOperationError(
                LibBytesRichErrorsV06.InvalidByteOperationErrorCodes.ToLessThanOrEqualsLengthRequired,
                to,
                b.length
            ));
        }

        // Create a new bytes structure and copy contents
        result = new bytes(to - from);
        memCopy(
            result.contentAddress(),
            b.contentAddress() + from,
            result.length
        );
        return result;
    }

    /// @dev Returns a slice from a byte array without preserving the input.
    ///      When `from == 0`, the original array will match the slice.
    ///      In other cases its state will be corrupted.
    /// @param b The byte array to take a slice from. Will be destroyed in the process.
    /// @param from The starting index for the slice (inclusive).
    /// @param to The final index for the slice (exclusive).
    /// @return result The slice containing bytes at indices [from, to)
    function sliceDestructive(
        bytes memory b,
        uint256 from,
        uint256 to
    )
        internal
        pure
        returns (bytes memory result)
    {
        // Ensure that the from and to positions are valid positions for a slice within
        // the byte array that is being used.
        if (from > to) {
            LibRichErrorsV06.rrevert(LibBytesRichErrorsV06.InvalidByteOperationError(
                LibBytesRichErrorsV06.InvalidByteOperationErrorCodes.FromLessThanOrEqualsToRequired,
                from,
                to
            ));
        }
        if (to > b.length) {
            LibRichErrorsV06.rrevert(LibBytesRichErrorsV06.InvalidByteOperationError(
                LibBytesRichErrorsV06.InvalidByteOperationErrorCodes.ToLessThanOrEqualsLengthRequired,
                to,
                b.length
            ));
        }

        // Create a new bytes structure around [from, to) in-place.
        assembly {
            result := add(b, from)
            mstore(result, sub(to, from))
        }
        return result;
    }

    /// @dev Pops the last byte off of a byte array by modifying its length.
    /// @param b Byte array that will be modified.
    /// @return result The byte that was popped off.
    function popLastByte(bytes memory b)
        internal
        pure
        returns (bytes1 result)
    {
        if (b.length == 0) {
            LibRichErrorsV06.rrevert(LibBytesRichErrorsV06.InvalidByteOperationError(
                LibBytesRichErrorsV06.InvalidByteOperationErrorCodes.LengthGreaterThanZeroRequired,
                b.length,
                0
            ));
        }

        // Store last byte.
        result = b[b.length - 1];

        assembly {
            // Decrement length of byte array.
            let newLen := sub(mload(b), 1)
            mstore(b, newLen)
        }
        return result;
    }

    /// @dev Tests equality of two byte arrays.
    /// @param lhs First byte array to compare.
    /// @param rhs Second byte array to compare.
    /// @return equal True if arrays are the same. False otherwise.
    function equals(
        bytes memory lhs,
        bytes memory rhs
    )
        internal
        pure
        returns (bool equal)
    {
        // Keccak gas cost is 30 + numWords * 6. This is a cheap way to compare.
        // We early exit on unequal lengths, but keccak would also correctly
        // handle this.
        return lhs.length == rhs.length && keccak256(lhs) == keccak256(rhs);
    }

    /// @dev Reads an address from a position in a byte array.
    /// @param b Byte array containing an address.
    /// @param index Index in byte array of address.
    /// @return result address from byte array.
    function readAddress(
        bytes memory b,
        uint256 index
    )
        internal
        pure
        returns (address result)
    {
        if (b.length < index + 20) {
            LibRichErrorsV06.rrevert(LibBytesRichErrorsV06.InvalidByteOperationError(
                LibBytesRichErrorsV06.InvalidByteOperationErrorCodes.LengthGreaterThanOrEqualsTwentyRequired,
                b.length,
                index + 20 // 20 is length of address
            ));
        }

        // Add offset to index:
        // 1. Arrays are prefixed by 32-byte length parameter (add 32 to index)
        // 2. Account for size difference between address length and 32-byte storage word (subtract 12 from index)
        index += 20;

        // Read address from array memory
        assembly {
            // 1. Add index to address of bytes array
            // 2. Load 32-byte word from memory
            // 3. Apply 20-byte mask to obtain address
            result := and(mload(add(b, index)), 0xffffffffffffffffffffffffffffffffffffffff)
        }
        return result;
    }

    /// @dev Writes an address into a specific position in a byte array.
    /// @param b Byte array to insert address into.
    /// @param index Index in byte array of address.
    /// @param input Address to put into byte array.
    function writeAddress(
        bytes memory b,
        uint256 index,
        address input
    )
        internal
        pure
    {
        if (b.length < index + 20) {
            LibRichErrorsV06.rrevert(LibBytesRichErrorsV06.InvalidByteOperationError(
                LibBytesRichErrorsV06.InvalidByteOperationErrorCodes.LengthGreaterThanOrEqualsTwentyRequired,
                b.length,
                index + 20 // 20 is length of address
            ));
        }

        // Add offset to index:
        // 1. Arrays are prefixed by 32-byte length parameter (add 32 to index)
        // 2. Account for size difference between address length and 32-byte storage word (subtract 12 from index)
        index += 20;

        // Store address into array memory
        assembly {
            // The address occupies 20 bytes and mstore stores 32 bytes.
            // First fetch the 32-byte word where we'll be storing the address, then
            // apply a mask so we have only the bytes in the word that the address will not occupy.
            // Then combine these bytes with the address and store the 32 bytes back to memory with mstore.

            // 1. Add index to address of bytes array
            // 2. Load 32-byte word from memory
            // 3. Apply 12-byte mask to obtain extra bytes occupying word of memory where we'll store the address
            let neighbors := and(
                mload(add(b, index)),
                0xffffffffffffffffffffffff0000000000000000000000000000000000000000
            )

            // Make sure input address is clean.
            // (Solidity does not guarantee this)
            input := and(input, 0xffffffffffffffffffffffffffffffffffffffff)

            // Store the neighbors and address into memory
            mstore(add(b, index), xor(input, neighbors))
        }
    }

    /// @dev Reads a bytes32 value from a position in a byte array.
    /// @param b Byte array containing a bytes32 value.
    /// @param index Index in byte array of bytes32 value.
    /// @return result bytes32 value from byte array.
    function readBytes32(
        bytes memory b,
        uint256 index
    )
        internal
        pure
        returns (bytes32 result)
    {
        if (b.length < index + 32) {
            LibRichErrorsV06.rrevert(LibBytesRichErrorsV06.InvalidByteOperationError(
                LibBytesRichErrorsV06.InvalidByteOperationErrorCodes.LengthGreaterThanOrEqualsThirtyTwoRequired,
                b.length,
                index + 32
            ));
        }

        // Arrays are prefixed by a 256 bit length parameter
        index += 32;

        // Read the bytes32 from array memory
        assembly {
            result := mload(add(b, index))
        }
        return result;
    }

    /// @dev Writes a bytes32 into a specific position in a byte array.
    /// @param b Byte array to insert <input> into.
    /// @param index Index in byte array of <input>.
    /// @param input bytes32 to put into byte array.
    function writeBytes32(
        bytes memory b,
        uint256 index,
        bytes32 input
    )
        internal
        pure
    {
        if (b.length < index + 32) {
            LibRichErrorsV06.rrevert(LibBytesRichErrorsV06.InvalidByteOperationError(
                LibBytesRichErrorsV06.InvalidByteOperationErrorCodes.LengthGreaterThanOrEqualsThirtyTwoRequired,
                b.length,
                index + 32
            ));
        }

        // Arrays are prefixed by a 256 bit length parameter
        index += 32;

        // Read the bytes32 from array memory
        assembly {
            mstore(add(b, index), input)
        }
    }

    /// @dev Reads a uint256 value from a position in a byte array.
    /// @param b Byte array containing a uint256 value.
    /// @param index Index in byte array of uint256 value.
    /// @return result uint256 value from byte array.
    function readUint256(
        bytes memory b,
        uint256 index
    )
        internal
        pure
        returns (uint256 result)
    {
        result = uint256(readBytes32(b, index));
        return result;
    }

    /// @dev Writes a uint256 into a specific position in a byte array.
    /// @param b Byte array to insert <input> into.
    /// @param index Index in byte array of <input>.
    /// @param input uint256 to put into byte array.
    function writeUint256(
        bytes memory b,
        uint256 index,
        uint256 input
    )
        internal
        pure
    {
        writeBytes32(b, index, bytes32(input));
    }

    /// @dev Reads an unpadded bytes4 value from a position in a byte array.
    /// @param b Byte array containing a bytes4 value.
    /// @param index Index in byte array of bytes4 value.
    /// @return result bytes4 value from byte array.
    function readBytes4(
        bytes memory b,
        uint256 index
    )
        internal
        pure
        returns (bytes4 result)
    {
        if (b.length < index + 4) {
            LibRichErrorsV06.rrevert(LibBytesRichErrorsV06.InvalidByteOperationError(
                LibBytesRichErrorsV06.InvalidByteOperationErrorCodes.LengthGreaterThanOrEqualsFourRequired,
                b.length,
                index + 4
            ));
        }

        // Arrays are prefixed by a 32 byte length field
        index += 32;

        // Read the bytes4 from array memory
        assembly {
            result := mload(add(b, index))
            // Solidity does not require us to clean the trailing bytes.
            // We do it anyway
            result := and(result, 0xFFFFFFFF00000000000000000000000000000000000000000000000000000000)
        }
        return result;
    }

    /// @dev Writes a new length to a byte array.
    ///      Decreasing length will lead to removing the corresponding lower order bytes from the byte array.
    ///      Increasing length may lead to appending adjacent in-memory bytes to the end of the byte array.
    /// @param b Bytes array to write new length to.
    /// @param length New length of byte array.
    function writeLength(bytes memory b, uint256 length)
        internal
        pure
    {
        assembly {
            mstore(b, length)
        }
    }
}

File 3 of 10 : LibBytesRichErrorsV06.sol
// SPDX-License-Identifier: Apache-2.0
/*

  Copyright 2020 ZeroEx Intl.

  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 ^0.6.5;


library LibBytesRichErrorsV06 {

    enum InvalidByteOperationErrorCodes {
        FromLessThanOrEqualsToRequired,
        ToLessThanOrEqualsLengthRequired,
        LengthGreaterThanZeroRequired,
        LengthGreaterThanOrEqualsFourRequired,
        LengthGreaterThanOrEqualsTwentyRequired,
        LengthGreaterThanOrEqualsThirtyTwoRequired,
        LengthGreaterThanOrEqualsNestedBytesLengthRequired,
        DestinationLengthGreaterThanOrEqualSourceLengthRequired
    }

    // bytes4(keccak256("InvalidByteOperationError(uint8,uint256,uint256)"))
    bytes4 internal constant INVALID_BYTE_OPERATION_ERROR_SELECTOR =
        0x28006595;

    // solhint-disable func-name-mixedcase
    function InvalidByteOperationError(
        InvalidByteOperationErrorCodes errorCode,
        uint256 offset,
        uint256 required
    )
        internal
        pure
        returns (bytes memory)
    {
        return abi.encodeWithSelector(
            INVALID_BYTE_OPERATION_ERROR_SELECTOR,
            errorCode,
            offset,
            required
        );
    }
}

File 4 of 10 : LibRichErrorsV06.sol
// SPDX-License-Identifier: Apache-2.0
/*

  Copyright 2020 ZeroEx Intl.

  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 ^0.6.5;


library LibRichErrorsV06 {

    // bytes4(keccak256("Error(string)"))
    bytes4 internal constant STANDARD_ERROR_SELECTOR = 0x08c379a0;

    // solhint-disable func-name-mixedcase
    /// @dev ABI encode a standard, string revert error payload.
    ///      This is the same payload that would be included by a `revert(string)`
    ///      solidity statement. It has the function signature `Error(string)`.
    /// @param message The error string.
    /// @return The ABI encoded error.
    function StandardError(string memory message)
        internal
        pure
        returns (bytes memory)
    {
        return abi.encodeWithSelector(
            STANDARD_ERROR_SELECTOR,
            bytes(message)
        );
    }
    // solhint-enable func-name-mixedcase

    /// @dev Reverts an encoded rich revert reason `errorData`.
    /// @param errorData ABI encoded error data.
    function rrevert(bytes memory errorData)
        internal
        pure
    {
        assembly {
            revert(add(errorData, 0x20), mload(errorData))
        }
    }
}

File 5 of 10 : LibBootstrap.sol
// SPDX-License-Identifier: Apache-2.0
/*

  Copyright 2020 ZeroEx Intl.

  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 ^0.6.5;
pragma experimental ABIEncoderV2;

import "@0x/contracts-utils/contracts/src/v06/errors/LibRichErrorsV06.sol";
import "../errors/LibProxyRichErrors.sol";


library LibBootstrap {

    /// @dev Magic bytes returned by the bootstrapper to indicate success.
    ///      This is `keccack('BOOTSTRAP_SUCCESS')`.
    bytes4 internal constant BOOTSTRAP_SUCCESS = 0xd150751b;

    using LibRichErrorsV06 for bytes;

    /// @dev Perform a delegatecall and ensure it returns the magic bytes.
    /// @param target The call target.
    /// @param data The call data.
    function delegatecallBootstrapFunction(
        address target,
        bytes memory data
    )
        internal
    {
        (bool success, bytes memory resultData) = target.delegatecall(data);
        if (!success ||
            resultData.length != 32 ||
            abi.decode(resultData, (bytes4)) != BOOTSTRAP_SUCCESS)
        {
            LibProxyRichErrors.BootstrapCallFailedError(target, resultData).rrevert();
        }
    }
}

File 6 of 10 : LibProxyRichErrors.sol
// SPDX-License-Identifier: Apache-2.0
/*

  Copyright 2020 ZeroEx Intl.

  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 ^0.6.5;


library LibProxyRichErrors {

    // solhint-disable func-name-mixedcase

    function NotImplementedError(bytes4 selector)
        internal
        pure
        returns (bytes memory)
    {
        return abi.encodeWithSelector(
            bytes4(keccak256("NotImplementedError(bytes4)")),
            selector
        );
    }

    function InvalidBootstrapCallerError(address actual, address expected)
        internal
        pure
        returns (bytes memory)
    {
        return abi.encodeWithSelector(
            bytes4(keccak256("InvalidBootstrapCallerError(address,address)")),
            actual,
            expected
        );
    }

    function InvalidDieCallerError(address actual, address expected)
        internal
        pure
        returns (bytes memory)
    {
        return abi.encodeWithSelector(
            bytes4(keccak256("InvalidDieCallerError(address,address)")),
            actual,
            expected
        );
    }

    function BootstrapCallFailedError(address target, bytes memory resultData)
        internal
        pure
        returns (bytes memory)
    {
        return abi.encodeWithSelector(
            bytes4(keccak256("BootstrapCallFailedError(address,bytes)")),
            target,
            resultData
        );
    }
}

File 7 of 10 : BootstrapFeature.sol
// SPDX-License-Identifier: Apache-2.0
/*

  Copyright 2020 ZeroEx Intl.

  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 ^0.6.5;
pragma experimental ABIEncoderV2;

import "@0x/contracts-utils/contracts/src/v06/errors/LibRichErrorsV06.sol";
import "../migrations/LibBootstrap.sol";
import "../storage/LibProxyStorage.sol";
import "./IBootstrapFeature.sol";


/// @dev Detachable `bootstrap()` feature.
contract BootstrapFeature is
    IBootstrapFeature
{
    // solhint-disable state-visibility,indent
    /// @dev The ZeroEx contract.
    ///      This has to be immutable to persist across delegatecalls.
    address immutable private _deployer;
    /// @dev The implementation address of this contract.
    ///      This has to be immutable to persist across delegatecalls.
    address immutable private _implementation;
    /// @dev The deployer.
    ///      This has to be immutable to persist across delegatecalls.
    address immutable private _bootstrapCaller;
    // solhint-enable state-visibility,indent

    using LibRichErrorsV06 for bytes;

    /// @dev Construct this contract and set the bootstrap migration contract.
    ///      After constructing this contract, `bootstrap()` should be called
    ///      to seed the initial feature set.
    /// @param bootstrapCaller The allowed caller of `bootstrap()`.
    constructor(address bootstrapCaller) public {
        _deployer = msg.sender;
        _implementation = address(this);
        _bootstrapCaller = bootstrapCaller;
    }

    /// @dev Bootstrap the initial feature set of this contract by delegatecalling
    ///      into `target`. Before exiting the `bootstrap()` function will
    ///      deregister itself from the proxy to prevent being called again.
    /// @param target The bootstrapper contract address.
    /// @param callData The call data to execute on `target`.
    function bootstrap(address target, bytes calldata callData) external override {
        // Only the bootstrap caller can call this function.
        if (msg.sender != _bootstrapCaller) {
            LibProxyRichErrors.InvalidBootstrapCallerError(
                msg.sender,
                _bootstrapCaller
            ).rrevert();
        }
        // Deregister.
        LibProxyStorage.getStorage().impls[this.bootstrap.selector] = address(0);
        // Self-destruct.
        BootstrapFeature(_implementation).die();
        // Call the bootstrapper.
        LibBootstrap.delegatecallBootstrapFunction(target, callData);
    }

    /// @dev Self-destructs this contract.
    ///      Can only be called by the deployer.
    function die() external {
        assert(address(this) == _implementation);
        if (msg.sender != _deployer) {
            LibProxyRichErrors.InvalidDieCallerError(msg.sender, _deployer).rrevert();
        }
        selfdestruct(msg.sender);
    }
}

File 8 of 10 : LibProxyStorage.sol
// SPDX-License-Identifier: Apache-2.0
/*

  Copyright 2020 ZeroEx Intl.

  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 ^0.6.5;
pragma experimental ABIEncoderV2;

import "./LibStorage.sol";


/// @dev Storage helpers for the proxy contract.
library LibProxyStorage {

    /// @dev Storage bucket for proxy contract.
    struct Storage {
        // Mapping of function selector -> function implementation
        mapping(bytes4 => address) impls;
        // The owner of the proxy contract.
        address owner;
    }

    /// @dev Get the storage bucket for this contract.
    function getStorage() internal pure returns (Storage storage stor) {
        uint256 storageSlot = LibStorage.getStorageSlot(
            LibStorage.StorageId.Proxy
        );
        // Dip into assembly to change the slot pointed to by the local
        // variable `stor`.
        // See https://solidity.readthedocs.io/en/v0.6.8/assembly.html?highlight=slot#access-to-external-variables-functions-and-libraries
        assembly { stor_slot := storageSlot }
    }
}

File 9 of 10 : LibStorage.sol
// SPDX-License-Identifier: Apache-2.0
/*

  Copyright 2020 ZeroEx Intl.

  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 ^0.6.5;
pragma experimental ABIEncoderV2;


/// @dev Common storage helpers
library LibStorage {

    /// @dev What to bit-shift a storage ID by to get its slot.
    ///      This gives us a maximum of 2**128 inline fields in each bucket.
    uint256 private constant STORAGE_SLOT_EXP = 128;

    /// @dev Storage IDs for feature storage buckets.
    ///      WARNING: APPEND-ONLY.
    enum StorageId {
        Proxy,
        SimpleFunctionRegistry,
        Ownable,
        TokenSpender,
        TransformERC20,
        MetaTransactions,
        ReentrancyGuard,
        NativeOrders
    }

    /// @dev Get the storage slot given a storage ID. We assign unique, well-spaced
    ///     slots to storage bucket variables to ensure they do not overlap.
    ///     See: https://solidity.readthedocs.io/en/v0.6.6/assembly.html#access-to-external-variables-functions-and-libraries
    /// @param storageId An entry in `StorageId`
    /// @return slot The storage slot.
    function getStorageSlot(StorageId storageId)
        internal
        pure
        returns (uint256 slot)
    {
        // This should never overflow with a reasonable `STORAGE_SLOT_EXP`
        // because Solidity will do a range check on `storageId` during the cast.
        return (uint256(storageId) + 1) << STORAGE_SLOT_EXP;
    }
}

File 10 of 10 : IBootstrapFeature.sol
// SPDX-License-Identifier: Apache-2.0
/*

  Copyright 2020 ZeroEx Intl.

  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 ^0.6.5;
pragma experimental ABIEncoderV2;


/// @dev Detachable `bootstrap()` feature.
interface IBootstrapFeature {

    /// @dev Bootstrap the initial feature set of this contract by delegatecalling
    ///      into `target`. Before exiting the `bootstrap()` function will
    ///      deregister itself from the proxy to prevent being called again.
    /// @param target The bootstrapper contract address.
    /// @param callData The call data to execute on `target`.
    function bootstrap(address target, bytes calldata callData) external;
}

Settings
{
  "remappings": [
    "@0x/contracts-utils=/home/cluracan/code/0x-protocol/node_modules/@0x/contracts-utils",
    "@0x/contracts-erc20=/home/cluracan/code/0x-protocol/contracts/zero-ex/node_modules/@0x/contracts-erc20"
  ],
  "optimizer": {
    "enabled": true,
    "runs": 1000000,
    "details": {
      "yul": true,
      "deduplicate": true,
      "cse": true,
      "constantOptimizer": true
    }
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "abi"
      ]
    }
  },
  "evmVersion": "istanbul"
}

Contract ABI

[{"inputs":[{"internalType":"address","name":"bootstrapper","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"stateMutability":"payable","type":"fallback"},{"inputs":[{"internalType":"bytes4","name":"selector","type":"bytes4"}],"name":"getFunctionImplementation","outputs":[{"internalType":"address","name":"impl","type":"address"}],"stateMutability":"view","type":"function"},{"stateMutability":"payable","type":"receive"}]

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

Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)

000000000000000000000000476898f5aCf513d35d655F8128cE647a6D590094

-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 000000000000000000000000476898f5aCf513d35d655F8128cE647a6D590094


Deployed ByteCode Sourcemap

1032:2256:0:-:0;;;;;;;;;;;;;;;;;;;;;;;;;1974:15;1992:22;2012:1;1992:8;;:19;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;1992:19:0;;:22;-1:-1:-1;;1992:19:0;:22;-1:-1:-1;1992:22:0:i;:::-;1974:40;;2024:12;2039:35;2065:8;2039:25;:35::i;:::-;2024:50;-1:-1:-1;2088:18:0;;;2084:114;;2122:65;2138:48;2177:8;2138:38;:48::i;:::-;2122:15;:65::i;:::-;2209:12;2223:23;2250:4;:17;;2268:8;;2250:27;;;;;;;:::i;:::-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;2208:69;;;;2292:7;2287:66;;2315:27;2331:10;2315:15;:27::i;:::-;2362;2378:10;2362:15;:27::i;:::-;1936:460;;;;1032:2256;2701:183;;;;;;;;;;-1:-1:-1;2701:183:0;;;;;:::i;:::-;;:::i;:::-;;;;;;;:::i;:::-;;;;;;;;17014:880:7;17134:13;17178:5;17186:1;17178:9;17167:1;:8;:20;17163:299;;;17203:248;17228:222;17293:90;17401:1;:8;17427:5;17435:1;17427:9;17228:47;:222::i;17203:248::-;-1:-1:-1;17635:13:7;17538:2;17635:13;17629:20;17788:66;17776:79;;17014:880::o;2701:183:0:-;2798:12;2833:28;:26;:28::i;:::-;:44;;;;;:34;:44;;;;;;;;-1:-1:-1;2833:44:0;;;;;;;2701:183::o;723:251:1:-;816:12;894:40;949:8;851:116;;;;;;;;:::i;:::-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;723:251:1;;;:::o;2965:120:0:-;3071:4;3065:11;3060:2;3054:4;3050:13;3043:34;3166:120;3272:4;3266:11;3261:2;3255:4;3251:13;3244:34;1094:466:5;1139:20;1171:19;1193:75;1232:26;1193:25;:75::i;:::-;1171:97;1526:28;-1:-1:-1;;1526:28:5:o;1606:335:6:-;1698:12;922:3;1899:9;1891:18;;;;;;;;1912:1;1891:22;1890:44;;;1606:335;-1:-1:-1;;1606:335:6:o;1334:378:8:-;1522:12;1274:10;1593:37;;1644:9;1667:6;1687:8;1557:148;;;;;;;;;;:::i;:::-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;1334:378:8;;;;;:::o;140:239:-1:-;;243:2;231:9;222:7;218:23;214:32;211:2;;;-1:-1;;249:12;211:2;84:6;71:20;2875:66;3899:5;2864:78;3875:5;3872:34;3862:2;;-1:-1;;3910:12;3862:2;301:62;205:174;-1:-1;;;205:174::o;1283:291::-;;3609:6;3604:3;3599;3586:30;3647:16;;3640:27;;;3647:16;1427:147;-1:-1;1427:147::o;1581:222::-;3210:42;3199:54;;;;457:37;;1708:2;1693:18;;1679:124::o;1810:218::-;2875:66;2864:78;;;;575:36;;1935:2;1920:18;;1906:122::o;2035:510::-;2251:2;2236:18;;3785:1;3775:12;;3765:2;;3791:9;3765:2;1068:83;;;2448:2;2433:18;;1234:37;;;;2531:2;2516:18;;;1234:37;2222:323;:::o

Swarm Source

ipfs://a3fbaa1115d10d5b99fcfa78b9e07eb7aee45d78378b0c1ecd0a75a0d813ebf4
Block Transaction Gas Used Reward
Age Block Fee Address BC Fee Address Voting Power Jailed Incoming
Block Uncle Number Difficulty Gas Used Reward
Loading
Loading
Make sure to use the "Vote Down" button for any spammy posts, and the "Vote Up" for interesting conversations.