Token

Contract Source Code (Solidity Standard Json-Input format)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta
• Remix IDE

More Options

• Similar
• Sol2Uml
• Submit Audit
• Compare

// SPDX-License-Identifier: MIT
pragma solidity 0.8.21;

import {ERC20} from "@openzeppelin/contracts/token/ERC20/ERC20.sol";

/// @title ChallengeCoin (ERC20 token)
/// @author Challenge.GG
/// @dev The ChallengeCoin contract is an ERC20 token with a total supply capped at 1 billion tokens, ensuring scarcity and value stability. 
/// Built using OpenZeppelin's ERC20 framework, it provides a secure and reliable token for the Challenge.GG ecosystem.
/// The contract assigns initial token ownership to a multisig wallet, enhancing security and governance by requiring multiple approvals for key transactions.
contract ChallengeCoin is ERC20 {

    uint256 private constant MAX_SUPPLY = 10**9;

    constructor(string memory _name,  string memory _symbol, address _multisigOwner) ERC20(_name, _symbol) {
        _mint(_multisigOwner, MAX_SUPPLY * 10 ** decimals());
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (interfaces/draft-IERC6093.sol)
pragma solidity ^0.8.20;

/**
 * @dev Standard ERC20 Errors
 * Interface of the https://eips.ethereum.org/EIPS/eip-6093[ERC-6093] custom errors for ERC20 tokens.
 */
interface IERC20Errors {
    /**
     * @dev Indicates an error related to the current `balance` of a `sender`. Used in transfers.
     * @param sender Address whose tokens are being transferred.
     * @param balance Current balance for the interacting account.
     * @param needed Minimum amount required to perform a transfer.
     */
    error ERC20InsufficientBalance(address sender, uint256 balance, uint256 needed);

    /**
     * @dev Indicates a failure with the token `sender`. Used in transfers.
     * @param sender Address whose tokens are being transferred.
     */
    error ERC20InvalidSender(address sender);

    /**
     * @dev Indicates a failure with the token `receiver`. Used in transfers.
     * @param receiver Address to which tokens are being transferred.
     */
    error ERC20InvalidReceiver(address receiver);

    /**
     * @dev Indicates a failure with the `spender`’s `allowance`. Used in transfers.
     * @param spender Address that may be allowed to operate on tokens without being their owner.
     * @param allowance Amount of tokens a `spender` is allowed to operate with.
     * @param needed Minimum amount required to perform a transfer.
     */
    error ERC20InsufficientAllowance(address spender, uint256 allowance, uint256 needed);

    /**
     * @dev Indicates a failure with the `approver` of a token to be approved. Used in approvals.
     * @param approver Address initiating an approval operation.
     */
    error ERC20InvalidApprover(address approver);

    /**
     * @dev Indicates a failure with the `spender` to be approved. Used in approvals.
     * @param spender Address that may be allowed to operate on tokens without being their owner.
     */
    error ERC20InvalidSpender(address spender);
}

/**
 * @dev Standard ERC721 Errors
 * Interface of the https://eips.ethereum.org/EIPS/eip-6093[ERC-6093] custom errors for ERC721 tokens.
 */
interface IERC721Errors {
    /**
     * @dev Indicates that an address can't be an owner. For example, `address(0)` is a forbidden owner in EIP-20.
     * Used in balance queries.
     * @param owner Address of the current owner of a token.
     */
    error ERC721InvalidOwner(address owner);

    /**
     * @dev Indicates a `tokenId` whose `owner` is the zero address.
     * @param tokenId Identifier number of a token.
     */
    error ERC721NonexistentToken(uint256 tokenId);

    /**
     * @dev Indicates an error related to the ownership over a particular token. Used in transfers.
     * @param sender Address whose tokens are being transferred.
     * @param tokenId Identifier number of a token.
     * @param owner Address of the current owner of a token.
     */
    error ERC721IncorrectOwner(address sender, uint256 tokenId, address owner);

    /**
     * @dev Indicates a failure with the token `sender`. Used in transfers.
     * @param sender Address whose tokens are being transferred.
     */
    error ERC721InvalidSender(address sender);

    /**
     * @dev Indicates a failure with the token `receiver`. Used in transfers.
     * @param receiver Address to which tokens are being transferred.
     */
    error ERC721InvalidReceiver(address receiver);

    /**
     * @dev Indicates a failure with the `operator`’s approval. Used in transfers.
     * @param operator Address that may be allowed to operate on tokens without being their owner.
     * @param tokenId Identifier number of a token.
     */
    error ERC721InsufficientApproval(address operator, uint256 tokenId);

    /**
     * @dev Indicates a failure with the `approver` of a token to be approved. Used in approvals.
     * @param approver Address initiating an approval operation.
     */
    error ERC721InvalidApprover(address approver);

    /**
     * @dev Indicates a failure with the `operator` to be approved. Used in approvals.
     * @param operator Address that may be allowed to operate on tokens without being their owner.
     */
    error ERC721InvalidOperator(address operator);
}

/**
 * @dev Standard ERC1155 Errors
 * Interface of the https://eips.ethereum.org/EIPS/eip-6093[ERC-6093] custom errors for ERC1155 tokens.
 */
interface IERC1155Errors {
    /**
     * @dev Indicates an error related to the current `balance` of a `sender`. Used in transfers.
     * @param sender Address whose tokens are being transferred.
     * @param balance Current balance for the interacting account.
     * @param needed Minimum amount required to perform a transfer.
     * @param tokenId Identifier number of a token.
     */
    error ERC1155InsufficientBalance(address sender, uint256 balance, uint256 needed, uint256 tokenId);

    /**
     * @dev Indicates a failure with the token `sender`. Used in transfers.
     * @param sender Address whose tokens are being transferred.
     */
    error ERC1155InvalidSender(address sender);

    /**
     * @dev Indicates a failure with the token `receiver`. Used in transfers.
     * @param receiver Address to which tokens are being transferred.
     */
    error ERC1155InvalidReceiver(address receiver);

    /**
     * @dev Indicates a failure with the `operator`’s approval. Used in transfers.
     * @param operator Address that may be allowed to operate on tokens without being their owner.
     * @param owner Address of the current owner of a token.
     */
    error ERC1155MissingApprovalForAll(address operator, address owner);

    /**
     * @dev Indicates a failure with the `approver` of a token to be approved. Used in approvals.
     * @param approver Address initiating an approval operation.
     */
    error ERC1155InvalidApprover(address approver);

    /**
     * @dev Indicates a failure with the `operator` to be approved. Used in approvals.
     * @param operator Address that may be allowed to operate on tokens without being their owner.
     */
    error ERC1155InvalidOperator(address operator);

    /**
     * @dev Indicates an array length mismatch between ids and values in a safeBatchTransferFrom operation.
     * Used in batch transfers.
     * @param idsLength Length of the array of token identifiers
     * @param valuesLength Length of the array of token amounts
     */
    error ERC1155InvalidArrayLength(uint256 idsLength, uint256 valuesLength);
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (token/ERC20/ERC20.sol)

pragma solidity ^0.8.20;

import {IERC20} from "./IERC20.sol";
import {IERC20Metadata} from "./extensions/IERC20Metadata.sol";
import {Context} from "../../utils/Context.sol";
import {IERC20Errors} from "../../interfaces/draft-IERC6093.sol";

/**
 * @dev Implementation of the {IERC20} interface.
 *
 * This implementation is agnostic to the way tokens are created. This means
 * that a supply mechanism has to be added in a derived contract using {_mint}.
 *
 * TIP: For a detailed writeup see our guide
 * https://forum.openzeppelin.com/t/how-to-implement-erc20-supply-mechanisms/226[How
 * to implement supply mechanisms].
 *
 * The default value of {decimals} is 18. To change this, you should override
 * this function so it returns a different value.
 *
 * We have followed general OpenZeppelin Contracts guidelines: functions revert
 * instead returning `false` on failure. This behavior is nonetheless
 * conventional and does not conflict with the expectations of ERC20
 * applications.
 *
 * Additionally, an {Approval} event is emitted on calls to {transferFrom}.
 * This allows applications to reconstruct the allowance for all accounts just
 * by listening to said events. Other implementations of the EIP may not emit
 * these events, as it isn't required by the specification.
 */
abstract contract ERC20 is Context, IERC20, IERC20Metadata, IERC20Errors {
    mapping(address account => uint256) private _balances;

    mapping(address account => mapping(address spender => uint256)) private _allowances;

    uint256 private _totalSupply;

    string private _name;
    string private _symbol;

    /**
     * @dev Sets the values for {name} and {symbol}.
     *
     * All two of these values are immutable: they can only be set once during
     * construction.
     */
    constructor(string memory name_, string memory symbol_) {
        _name = name_;
        _symbol = symbol_;
    }

    /**
     * @dev Returns the name of the token.
     */
    function name() public view virtual returns (string memory) {
        return _name;
    }

    /**
     * @dev Returns the symbol of the token, usually a shorter version of the
     * name.
     */
    function symbol() public view virtual returns (string memory) {
        return _symbol;
    }

    /**
     * @dev Returns the number of decimals used to get its user representation.
     * For example, if `decimals` equals `2`, a balance of `505` tokens should
     * be displayed to a user as `5.05` (`505 / 10 ** 2`).
     *
     * Tokens usually opt for a value of 18, imitating the relationship between
     * Ether and Wei. This is the default value returned by this function, unless
     * it's overridden.
     *
     * NOTE: This information is only used for _display_ purposes: it in
     * no way affects any of the arithmetic of the contract, including
     * {IERC20-balanceOf} and {IERC20-transfer}.
     */
    function decimals() public view virtual returns (uint8) {
        return 18;
    }

    /**
     * @dev See {IERC20-totalSupply}.
     */
    function totalSupply() public view virtual returns (uint256) {
        return _totalSupply;
    }

    /**
     * @dev See {IERC20-balanceOf}.
     */
    function balanceOf(address account) public view virtual returns (uint256) {
        return _balances[account];
    }

    /**
     * @dev See {IERC20-transfer}.
     *
     * Requirements:
     *
     * - `to` cannot be the zero address.
     * - the caller must have a balance of at least `value`.
     */
    function transfer(address to, uint256 value) public virtual returns (bool) {
        address owner = _msgSender();
        _transfer(owner, to, value);
        return true;
    }

    /**
     * @dev See {IERC20-allowance}.
     */
    function allowance(address owner, address spender) public view virtual returns (uint256) {
        return _allowances[owner][spender];
    }

    /**
     * @dev See {IERC20-approve}.
     *
     * NOTE: If `value` is the maximum `uint256`, the allowance is not updated on
     * `transferFrom`. This is semantically equivalent to an infinite approval.
     *
     * Requirements:
     *
     * - `spender` cannot be the zero address.
     */
    function approve(address spender, uint256 value) public virtual returns (bool) {
        address owner = _msgSender();
        _approve(owner, spender, value);
        return true;
    }

    /**
     * @dev See {IERC20-transferFrom}.
     *
     * Emits an {Approval} event indicating the updated allowance. This is not
     * required by the EIP. See the note at the beginning of {ERC20}.
     *
     * NOTE: Does not update the allowance if the current allowance
     * is the maximum `uint256`.
     *
     * Requirements:
     *
     * - `from` and `to` cannot be the zero address.
     * - `from` must have a balance of at least `value`.
     * - the caller must have allowance for ``from``'s tokens of at least
     * `value`.
     */
    function transferFrom(address from, address to, uint256 value) public virtual returns (bool) {
        address spender = _msgSender();
        _spendAllowance(from, spender, value);
        _transfer(from, to, value);
        return true;
    }

    /**
     * @dev Moves a `value` amount of tokens from `from` to `to`.
     *
     * This internal function is equivalent to {transfer}, and can be used to
     * e.g. implement automatic token fees, slashing mechanisms, etc.
     *
     * Emits a {Transfer} event.
     *
     * NOTE: This function is not virtual, {_update} should be overridden instead.
     */
    function _transfer(address from, address to, uint256 value) internal {
        if (from == address(0)) {
            revert ERC20InvalidSender(address(0));
        }
        if (to == address(0)) {
            revert ERC20InvalidReceiver(address(0));
        }
        _update(from, to, value);
    }

    /**
     * @dev Transfers a `value` amount of tokens from `from` to `to`, or alternatively mints (or burns) if `from`
     * (or `to`) is the zero address. All customizations to transfers, mints, and burns should be done by overriding
     * this function.
     *
     * Emits a {Transfer} event.
     */
    function _update(address from, address to, uint256 value) internal virtual {
        if (from == address(0)) {
            // Overflow check required: The rest of the code assumes that totalSupply never overflows
            _totalSupply += value;
        } else {
            uint256 fromBalance = _balances[from];
            if (fromBalance < value) {
                revert ERC20InsufficientBalance(from, fromBalance, value);
            }
            unchecked {
                // Overflow not possible: value <= fromBalance <= totalSupply.
                _balances[from] = fromBalance - value;
            }
        }

        if (to == address(0)) {
            unchecked {
                // Overflow not possible: value <= totalSupply or value <= fromBalance <= totalSupply.
                _totalSupply -= value;
            }
        } else {
            unchecked {
                // Overflow not possible: balance + value is at most totalSupply, which we know fits into a uint256.
                _balances[to] += value;
            }
        }

        emit Transfer(from, to, value);
    }

    /**
     * @dev Creates a `value` amount of tokens and assigns them to `account`, by transferring it from address(0).
     * Relies on the `_update` mechanism
     *
     * Emits a {Transfer} event with `from` set to the zero address.
     *
     * NOTE: This function is not virtual, {_update} should be overridden instead.
     */
    function _mint(address account, uint256 value) internal {
        if (account == address(0)) {
            revert ERC20InvalidReceiver(address(0));
        }
        _update(address(0), account, value);
    }

    /**
     * @dev Destroys a `value` amount of tokens from `account`, lowering the total supply.
     * Relies on the `_update` mechanism.
     *
     * Emits a {Transfer} event with `to` set to the zero address.
     *
     * NOTE: This function is not virtual, {_update} should be overridden instead
     */
    function _burn(address account, uint256 value) internal {
        if (account == address(0)) {
            revert ERC20InvalidSender(address(0));
        }
        _update(account, address(0), value);
    }

    /**
     * @dev Sets `value` as the allowance of `spender` over the `owner` s tokens.
     *
     * This internal function is equivalent to `approve`, and can be used to
     * e.g. set automatic allowances for certain subsystems, etc.
     *
     * Emits an {Approval} event.
     *
     * Requirements:
     *
     * - `owner` cannot be the zero address.
     * - `spender` cannot be the zero address.
     *
     * Overrides to this logic should be done to the variant with an additional `bool emitEvent` argument.
     */
    function _approve(address owner, address spender, uint256 value) internal {
        _approve(owner, spender, value, true);
    }

    /**
     * @dev Variant of {_approve} with an optional flag to enable or disable the {Approval} event.
     *
     * By default (when calling {_approve}) the flag is set to true. On the other hand, approval changes made by
     * `_spendAllowance` during the `transferFrom` operation set the flag to false. This saves gas by not emitting any
     * `Approval` event during `transferFrom` operations.
     *
     * Anyone who wishes to continue emitting `Approval` events on the`transferFrom` operation can force the flag to
     * true using the following override:
     * ```
     * function _approve(address owner, address spender, uint256 value, bool) internal virtual override {
     *     super._approve(owner, spender, value, true);
     * }
     * ```
     *
     * Requirements are the same as {_approve}.
     */
    function _approve(address owner, address spender, uint256 value, bool emitEvent) internal virtual {
        if (owner == address(0)) {
            revert ERC20InvalidApprover(address(0));
        }
        if (spender == address(0)) {
            revert ERC20InvalidSpender(address(0));
        }
        _allowances[owner][spender] = value;
        if (emitEvent) {
            emit Approval(owner, spender, value);
        }
    }

    /**
     * @dev Updates `owner` s allowance for `spender` based on spent `value`.
     *
     * Does not update the allowance value in case of infinite allowance.
     * Revert if not enough allowance is available.
     *
     * Does not emit an {Approval} event.
     */
    function _spendAllowance(address owner, address spender, uint256 value) internal virtual {
        uint256 currentAllowance = allowance(owner, spender);
        if (currentAllowance != type(uint256).max) {
            if (currentAllowance < value) {
                revert ERC20InsufficientAllowance(spender, currentAllowance, value);
            }
            unchecked {
                _approve(owner, spender, currentAllowance - value, false);
            }
        }
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (token/ERC20/extensions/IERC20Metadata.sol)

pragma solidity ^0.8.20;

import {IERC20} from "../IERC20.sol";

/**
 * @dev Interface for the optional metadata functions from the ERC20 standard.
 */
interface IERC20Metadata is IERC20 {
    /**
     * @dev Returns the name of the token.
     */
    function name() external view returns (string memory);

    /**
     * @dev Returns the symbol of the token.
     */
    function symbol() external view returns (string memory);

    /**
     * @dev Returns the decimals places of the token.
     */
    function decimals() external view returns (uint8);
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (token/ERC20/IERC20.sol)

pragma solidity ^0.8.20;

/**
 * @dev Interface of the ERC20 standard as defined in the EIP.
 */
interface IERC20 {
    /**
     * @dev Emitted when `value` tokens are moved from one account (`from`) to
     * another (`to`).
     *
     * Note that `value` may be zero.
     */
    event Transfer(address indexed from, address indexed to, uint256 value);

    /**
     * @dev Emitted when the allowance of a `spender` for an `owner` is set by
     * a call to {approve}. `value` is the new allowance.
     */
    event Approval(address indexed owner, address indexed spender, uint256 value);

    /**
     * @dev Returns the value of tokens in existence.
     */
    function totalSupply() external view returns (uint256);

    /**
     * @dev Returns the value of tokens owned by `account`.
     */
    function balanceOf(address account) external view returns (uint256);

    /**
     * @dev Moves a `value` amount of tokens from the caller's account to `to`.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transfer(address to, uint256 value) external returns (bool);

    /**
     * @dev Returns the remaining number of tokens that `spender` will be
     * allowed to spend on behalf of `owner` through {transferFrom}. This is
     * zero by default.
     *
     * This value changes when {approve} or {transferFrom} are called.
     */
    function allowance(address owner, address spender) external view returns (uint256);

    /**
     * @dev Sets a `value` amount of tokens as the allowance of `spender` over the
     * caller's tokens.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * IMPORTANT: Beware that changing an allowance with this method brings the risk
     * that someone may use both the old and the new allowance by unfortunate
     * transaction ordering. One possible solution to mitigate this race
     * condition is to first reduce the spender's allowance to 0 and set the
     * desired value afterwards:
     * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
     *
     * Emits an {Approval} event.
     */
    function approve(address spender, uint256 value) external returns (bool);

    /**
     * @dev Moves a `value` amount of tokens from `from` to `to` using the
     * allowance mechanism. `value` is then deducted from the caller's
     * allowance.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(address from, address to, uint256 value) external returns (bool);
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (utils/Context.sol)

pragma solidity ^0.8.20;

/**
 * @dev Provides information about the current execution context, including the
 * sender of the transaction and its data. While these are generally available
 * via msg.sender and msg.data, they should not be accessed in such a direct
 * manner, since when dealing with meta-transactions the account sending and
 * paying for execution may not be the actual sender (as far as an application
 * is concerned).
 *
 * This contract is only required for intermediate, library-like contracts.
 */
abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes calldata) {
        return msg.data;
    }
}

{
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "evmVersion": "paris",
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "metadata": {
    "useLiteralContent": true
  },
  "libraries": {}
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[{"internalType":"string","name":"_name","type":"string"},{"internalType":"string","name":"_symbol","type":"string"},{"internalType":"address","name":"_multisigOwner","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"allowance","type":"uint256"},{"internalType":"uint256","name":"needed","type":"uint256"}],"name":"ERC20InsufficientAllowance","type":"error"},{"inputs":[{"internalType":"address","name":"sender","type":"address"},{"internalType":"uint256","name":"balance","type":"uint256"},{"internalType":"uint256","name":"needed","type":"uint256"}],"name":"ERC20InsufficientBalance","type":"error"},{"inputs":[{"internalType":"address","name":"approver","type":"address"}],"name":"ERC20InvalidApprover","type":"error"},{"inputs":[{"internalType":"address","name":"receiver","type":"address"}],"name":"ERC20InvalidReceiver","type":"error"},{"inputs":[{"internalType":"address","name":"sender","type":"address"}],"name":"ERC20InvalidSender","type":"error"},{"inputs":[{"internalType":"address","name":"spender","type":"address"}],"name":"ERC20InvalidSpender","type":"error"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"spender","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"spender","type":"address"}],"name":"allowance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"value","type":"uint256"}],"name":"approve","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"decimals","outputs":[{"internalType":"uint8","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"value","type":"uint256"}],"name":"transfer","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"value","type":"uint256"}],"name":"transferFrom","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"}]

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

000000000000000000000000000000000000000000000000000000000000006000000000000000000000000000000000000000000000000000000000000000a0000000000000000000000000312406d71a6f88e78e0ab1b9edb81e85e4e45e0a000000000000000000000000000000000000000000000000000000000000000f4368616c6c656e676520546f6b656e000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000024354000000000000000000000000000000000000000000000000000000000000

-----Decoded View---------------
Arg [0] : _name (string): Challenge Token
Arg [1] : _symbol (string): CT
Arg [2] : _multisigOwner (address): 0x312406d71a6F88e78e0Ab1B9EdB81e85e4E45E0a

-----Encoded View---------------
7 Constructor Arguments found :
Arg [0] : 0000000000000000000000000000000000000000000000000000000000000060
Arg [1] : 00000000000000000000000000000000000000000000000000000000000000a0
Arg [2] : 000000000000000000000000312406d71a6f88e78e0ab1b9edb81e85e4e45e0a
Arg [3] : 000000000000000000000000000000000000000000000000000000000000000f
Arg [4] : 4368616c6c656e676520546f6b656e0000000000000000000000000000000000
Arg [5] : 0000000000000000000000000000000000000000000000000000000000000002
Arg [6] : 4354000000000000000000000000000000000000000000000000000000000000