ETH Price: $3,829.38 (-12.64%)

Contract

0x0af4e50dA3F4E3072A43326F4d70B7AB32819CdD
 

Overview

ETH Balance

27.075358354847015202 ETH

Eth Value

$103,681.78 (@ $3,829.38/ETH)

Token Holdings

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Multichain Info

No addresses found
Transaction Hash
Method
Block
From
To
Collect227139462025-06-16 1:56:23116 days ago1750038983IN
0x0af4e50d...B32819CdD
0 ETH0.000014830.34354202
Collect224131072025-05-04 21:35:35159 days ago1746394535IN
0x0af4e50d...B32819CdD
0 ETH0.000015580.36094782
Collect224060672025-05-03 21:53:47160 days ago1746309227IN
0x0af4e50d...B32819CdD
0 ETH0.000013680.31686516
Collect223977182025-05-02 17:51:11161 days ago1746208271IN
0x0af4e50d...B32819CdD
0 ETH0.000026260.60822805
Collect222974422025-04-18 17:41:59175 days ago1744998119IN
0x0af4e50d...B32819CdD
0 ETH0.000016940.39232576
Collect219556662025-03-02 0:40:47222 days ago1740876047IN
0x0af4e50d...B32819CdD
0 ETH0.000028090.65059925
Collect219268372025-02-26 0:10:59227 days ago1740528659IN
0x0af4e50d...B32819CdD
0 ETH0.000035710.82706125
Collect218817302025-02-19 16:52:35233 days ago1739983955IN
0x0af4e50d...B32819CdD
0 ETH0.000036420.84362314
Collect218717762025-02-18 7:30:11234 days ago1739863811IN
0x0af4e50d...B32819CdD
0 ETH0.000034030.7881802
Collect218545572025-02-15 21:38:47237 days ago1739655527IN
0x0af4e50d...B32819CdD
0 ETH0.00002960.68566262
Fund Subscriptio...218535612025-02-15 18:18:23237 days ago1739643503IN
0x0af4e50d...B32819CdD
0 ETH0.000043610.82525251
Collect218482022025-02-15 0:16:47238 days ago1739578607IN
0x0af4e50d...B32819CdD
0 ETH0.000031240.72363042
Collect218362402025-02-13 8:02:11239 days ago1739433731IN
0x0af4e50d...B32819CdD
0 ETH0.000043321.0033536
Collect218284952025-02-12 6:00:11240 days ago1739340011IN
0x0af4e50d...B32819CdD
0 ETH0.000032350.74924109
Collect218186322025-02-10 20:53:23242 days ago1739220803IN
0x0af4e50d...B32819CdD
0 ETH0.00003830.88717469
Collect218094692025-02-09 14:11:11243 days ago1739110271IN
0x0af4e50d...B32819CdD
0 ETH0.000041880.96990602
Collect218041872025-02-08 20:29:47244 days ago1739046587IN
0x0af4e50d...B32819CdD
0 ETH0.000034960.80963372
Collect217999082025-02-08 6:08:35244 days ago1738994915IN
0x0af4e50d...B32819CdD
0 ETH0.000032980.76385493
Collect217723072025-02-04 9:41:11248 days ago1738662071IN
0x0af4e50d...B32819CdD
0 ETH0.000060561.40290894
Fund Subscriptio...217530692025-02-01 17:09:35251 days ago1738429775IN
0x0af4e50d...B32819CdD
0 ETH0.000158653.00207739
Fund Subscriptio...216772032025-01-22 3:00:23261 days ago1737514823IN
0x0af4e50d...B32819CdD
0 ETH0.000418427.91727613
Fund Subscriptio...216648162025-01-20 9:29:47263 days ago1737365387IN
0x0af4e50d...B32819CdD
0 ETH0.0015104928.58138528
Collect216648132025-01-20 9:29:11263 days ago1737365351IN
0x0af4e50d...B32819CdD
0 ETH0.0011797427.32091134
Fund Subscriptio...216463922025-01-17 19:46:23266 days ago1737143183IN
0x0af4e50d...B32819CdD
0 ETH0.000512929.70541722
Transfer216426582025-01-17 7:15:11266 days ago1737098111IN
0x0af4e50d...B32819CdD
3 ETH0.000109485.2
View all transactions

Latest 25 internal transactions (View All)

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Parent Transaction Hash Method Block
From
To
Transfer227139462025-06-16 1:56:23116 days ago1750038983
0x0af4e50d...B32819CdD
1.00374411 ETH
Transfer224131072025-05-04 21:35:35159 days ago1746394535
0x0af4e50d...B32819CdD
1.00545567 ETH
Transfer224060672025-05-03 21:53:47160 days ago1746309227
0x0af4e50d...B32819CdD
1.037518 ETH
Transfer223977182025-05-02 17:51:11161 days ago1746208271
0x0af4e50d...B32819CdD
1.07875101 ETH
Transfer222974422025-04-18 17:41:59175 days ago1744998119
0x0af4e50d...B32819CdD
1.00169075 ETH
Transfer219556662025-03-02 0:40:47222 days ago1740876047
0x0af4e50d...B32819CdD
1.02985745 ETH
Transfer219268372025-02-26 0:10:59227 days ago1740528659
0x0af4e50d...B32819CdD
1.00028496 ETH
Transfer218817302025-02-19 16:52:35233 days ago1739983955
0x0af4e50d...B32819CdD
1.02431927 ETH
Transfer218717762025-02-18 7:30:11234 days ago1739863811
0x0af4e50d...B32819CdD
1.02982721 ETH
Transfer218545572025-02-15 21:38:47237 days ago1739655527
0x0af4e50d...B32819CdD
1.01991655 ETH
Fund Subscriptio...218535612025-02-15 18:18:23237 days ago1739643503
0x0af4e50d...B32819CdD
2.00414905 ETH
Transfer218482022025-02-15 0:16:47238 days ago1739578607
0x0af4e50d...B32819CdD
1.01334819 ETH
Transfer218362402025-02-13 8:02:11239 days ago1739433731
0x0af4e50d...B32819CdD
1.02965875 ETH
Transfer218284952025-02-12 6:00:11240 days ago1739340011
0x0af4e50d...B32819CdD
1.00499507 ETH
Transfer218186322025-02-10 20:53:23242 days ago1739220803
0x0af4e50d...B32819CdD
1.02592659 ETH
Transfer218094692025-02-09 14:11:11243 days ago1739110271
0x0af4e50d...B32819CdD
1.00048425 ETH
Transfer218041872025-02-08 20:29:47244 days ago1739046587
0x0af4e50d...B32819CdD
1.03056651 ETH
Transfer217999082025-02-08 6:08:35244 days ago1738994915
0x0af4e50d...B32819CdD
1.01607054 ETH
Transfer217723072025-02-04 9:41:11248 days ago1738662071
0x0af4e50d...B32819CdD
1.00124 ETH
Fund Subscriptio...217530692025-02-01 17:09:35251 days ago1738429775
0x0af4e50d...B32819CdD
2.00399303 ETH
Fund Subscriptio...216772032025-01-22 3:00:23261 days ago1737514823
0x0af4e50d...B32819CdD
2.0095337 ETH
Transfer216649752025-01-20 10:01:47263 days ago1737367307
0x0af4e50d...B32819CdD
11.24829 ETH
Fund Subscriptio...216648162025-01-20 9:29:47263 days ago1737365387
0x0af4e50d...B32819CdD
3.09043621 ETH
Transfer216648132025-01-20 9:29:11263 days ago1737365351
0x0af4e50d...B32819CdD
5.51671489 ETH
Fund Subscriptio...216463922025-01-17 19:46:23266 days ago1737143183
0x0af4e50d...B32819CdD
2.00245162 ETH
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Contract Source Code Verified (Exact Match)

Contract Name:
FeeCollector

Compiler Version
v0.8.24+commit.e11b9ed9

Optimization Enabled:
Yes with 200 runs

Other Settings:
paris EvmVersion
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.13;

import "openzeppelin-contracts/contracts/access/Ownable.sol";
import "openzeppelin-contracts/contracts/interfaces/IERC20.sol";
import "./interfaces/uniswap-v3-periphery/INonfungiblePositionManager.sol";
import "./interfaces/uniswap-v3-periphery/ISwapRouter.sol";
import "./interfaces/IEthCoin.sol";
import "./interfaces/IVRFCoordinator.sol";

contract FeeCollector is Ownable {
    /// @notice Uniswap v3 swapRouter
    ISwapRouter public immutable swapRouter;

    /// @notice Uniswap v3 nonfungiblePositionManager contract
    INonfungiblePositionManager public immutable nonfungiblePositionManager;

    /// @notice The address of Ethcoin
    address public immutable ETHC;

    /// @notice The address of WETH
    address public immutable WETH;

    /// @notice The token id of uniswap v3 ETHC/WETH position that this contract would add liquidity to
    uint256 public immutable tokenId;

    /// @notice The fee tier of the ETHC/WETH uniswap v3 pool
    uint24 public immutable fee;

    /// @notice The address of the ChainLink VRF coordinator
    IVRFCoordinator public immutable vrfCoordinator;

    /// @notice The subscription id of the ChainLink VRF request
    uint256 public subscriptionId;

    /// @notice The address of the operator
    address public operator;

    modifier onlyOperator() {
        require(msg.sender == operator, "FeeCollector: not operator");
        _;
    }

    constructor(
        address _ETHC,
        address _WETH,
        address _swapRouter,
        address _nonfungiblePositionManager,
        uint256 _tokenId,
        address _vrfCoordinator,
        uint256 _subscriptionId,
        address _operator
    ) Ownable(msg.sender) {
        ETHC = _ETHC;
        WETH = _WETH;
        swapRouter = ISwapRouter(_swapRouter);
        nonfungiblePositionManager = INonfungiblePositionManager(_nonfungiblePositionManager);
        tokenId = _tokenId;
        (,,,, fee,,,,,,,) = nonfungiblePositionManager.positions(tokenId);
        vrfCoordinator = IVRFCoordinator(_vrfCoordinator);

        IERC20(ETHC).approve(address(nonfungiblePositionManager), type(uint256).max);

        subscriptionId = _subscriptionId;
        operator = _operator;
    }

    /**
     * @notice Collect all ETH from Ethcoin.
     * @param amount The amount of ETH to collect
     */
    function collect(uint256 amount) external onlyOperator {
        IEthCoin(ETHC).collect(amount);
    }

    /**
     * @notice Fund the ChainLink VRF subscription with ETH.
     * @param amount The amount of ETH to fund the subscription
     */
    function fundSubscription(uint256 amount) external onlyOperator {
        vrfCoordinator.fundSubscriptionWithNative{value: amount}(subscriptionId);
    }

    /**
     * @notice Buy Ethcoin with ETH.
     * @param amountIn The amount of ETH to swap for Ethcoin
     * @param amountOutMinimum The minimum amount of Ethcoin to receive
     * @return The amount of Ethcoin bought
     */
    function buyEthcoin(uint256 amountIn, uint256 amountOutMinimum) external onlyOperator returns (uint256) {
        return swapRouter.exactInputSingle{value: amountIn}(
            ISwapRouter.ExactInputSingleParams({
                tokenIn: WETH,
                tokenOut: ETHC,
                fee: fee,
                recipient: address(this),
                deadline: block.timestamp,
                amountIn: amountIn,
                amountOutMinimum: amountOutMinimum,
                sqrtPriceLimitX96: 0
            })
        );
    }

    /**
     * @notice Withdraw Ethcoin to the owner.
     * @param amount The amount of Ethcoin to withdraw
     */
    function withdrawEthcoin(uint256 amount) external onlyOperator {
        uint256 balance = IERC20(ETHC).balanceOf(address(this));
        require(balance >= amount, "FeeCollector: insufficient balance");

        IERC20(ETHC).transfer(owner(), amount);
    }

    /**
     * @notice Increase the liquidity of the Ethcoin/WETH Uniswap v3 pool.
     * @param amountEthcoinDesired The amount of ETHC that we want to add
     * @param amountEthDesired The amount of WETH that we want to add
     * @param amountEthcoinMin The minimum amount of ETHC that we want to add
     * @param amountEthMin The minimum amount of WETH that we want to add
     */
    function increaseLiquidity(
        uint256 amountEthcoinDesired,
        uint256 amountEthDesired,
        uint256 amountEthcoinMin,
        uint256 amountEthMin
    ) external onlyOperator {
        nonfungiblePositionManager.increaseLiquidity{value: address(this).balance}(
            INonfungiblePositionManager.IncreaseLiquidityParams({
                tokenId: tokenId,
                amount0Desired: amountEthDesired,
                amount1Desired: amountEthcoinDesired,
                amount0Min: amountEthMin,
                amount1Min: amountEthcoinMin,
                deadline: block.timestamp
            })
        );

        nonfungiblePositionManager.refundETH();
    }

    /**
     * @notice deployer can rescue ETH
     */
    function rescue() external onlyOwner {
        payable(owner()).transfer(address(this).balance);
    }

    /**
     * @notice set operator
     * @param _operator The address of the operator
     */
    function setOperator(address _operator) external onlyOwner {
        operator = _operator;
    }

    receive() external payable {}
}

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

pragma solidity ^0.8.20;

import {Context} from "../utils/Context.sol";

/**
 * @dev Contract module which provides a basic access control mechanism, where
 * there is an account (an owner) that can be granted exclusive access to
 * specific functions.
 *
 * The initial owner is set to the address provided by the deployer. This can
 * later be changed with {transferOwnership}.
 *
 * This module is used through inheritance. It will make available the modifier
 * `onlyOwner`, which can be applied to your functions to restrict their use to
 * the owner.
 */
abstract contract Ownable is Context {
    address private _owner;

    /**
     * @dev The caller account is not authorized to perform an operation.
     */
    error OwnableUnauthorizedAccount(address account);

    /**
     * @dev The owner is not a valid owner account. (eg. `address(0)`)
     */
    error OwnableInvalidOwner(address owner);

    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);

    /**
     * @dev Initializes the contract setting the address provided by the deployer as the initial owner.
     */
    constructor(address initialOwner) {
        if (initialOwner == address(0)) {
            revert OwnableInvalidOwner(address(0));
        }
        _transferOwnership(initialOwner);
    }

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        _checkOwner();
        _;
    }

    /**
     * @dev Returns the address of the current owner.
     */
    function owner() public view virtual returns (address) {
        return _owner;
    }

    /**
     * @dev Throws if the sender is not the owner.
     */
    function _checkOwner() internal view virtual {
        if (owner() != _msgSender()) {
            revert OwnableUnauthorizedAccount(_msgSender());
        }
    }

    /**
     * @dev Leaves the contract without owner. It will not be possible to call
     * `onlyOwner` functions. Can only be called by the current owner.
     *
     * NOTE: Renouncing ownership will leave the contract without an owner,
     * thereby disabling any functionality that is only available to the owner.
     */
    function renounceOwnership() public virtual onlyOwner {
        _transferOwnership(address(0));
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Can only be called by the current owner.
     */
    function transferOwnership(address newOwner) public virtual onlyOwner {
        if (newOwner == address(0)) {
            revert OwnableInvalidOwner(address(0));
        }
        _transferOwnership(newOwner);
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Internal function without access restriction.
     */
    function _transferOwnership(address newOwner) internal virtual {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}

File 3 of 9 : IERC20.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (interfaces/IERC20.sol)

pragma solidity ^0.8.20;

import {IERC20} from "../token/ERC20/IERC20.sol";

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.13;


interface INonfungiblePositionManager {
    struct MintParams {
        address token0;
        address token1;
        uint24 fee;
        int24 tickLower;
        int24 tickUpper;
        uint256 amount0Desired;
        uint256 amount1Desired;
        uint256 amount0Min;
        uint256 amount1Min;
        address recipient;
        uint256 deadline;
    }

    function mint(MintParams calldata params)
        external
        payable
        returns (
            uint256 tokenId,
            uint128 liquidity,
            uint256 amount0,
            uint256 amount1
        );

    struct IncreaseLiquidityParams {
        uint256 tokenId;
        uint256 amount0Desired;
        uint256 amount1Desired;
        uint256 amount0Min;
        uint256 amount1Min;
        uint256 deadline;
    }

    function increaseLiquidity(IncreaseLiquidityParams calldata params)
        external
        payable
        returns (
            uint128 liquidity,
            uint256 amount0,
            uint256 amount1
        );

    function positions(uint256 tokenId)
        external
        view
        returns (
            uint96 nonce,
            address operator,
            address token0,
            address token1,
            uint24 fee,
            int24 tickLower,
            int24 tickUpper,
            uint128 liquidity,
            uint256 feeGrowthInside0LastX128,
            uint256 feeGrowthInside1LastX128,
            uint256 tokensOwed0,
            uint256 tokensOwed1
        );

    function refundETH() external;
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.13;

interface ISwapRouter {
    struct ExactInputSingleParams {
        address tokenIn;
        address tokenOut;
        uint24 fee;
        address recipient;
        uint256 deadline;
        uint256 amountIn;
        uint256 amountOutMinimum;
        uint160 sqrtPriceLimitX96;
    }

    function exactInputSingle(ExactInputSingleParams calldata params) external payable returns (uint256 amountOut);
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.13;

interface IEthCoin {
    function collect(uint256 amount) external;
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.13;

interface IVRFCoordinator {
    function fundSubscriptionWithNative(uint256 subId) external payable;
}

// 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;
    }
}

// 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);
}

Settings
{
  "remappings": [
    "@openzeppelin/contracts-upgradeable/=lib/openzeppelin-contracts-upgradeable/contracts/",
    "@openzeppelin/contracts/=lib/openzeppelin-contracts/contracts/",
    "ds-test/=lib/openzeppelin-contracts-upgradeable/lib/forge-std/lib/ds-test/src/",
    "erc4626-tests/=lib/openzeppelin-contracts-upgradeable/lib/erc4626-tests/",
    "forge-std/=lib/forge-std/src/",
    "halmos-cheatcodes/=lib/openzeppelin-contracts-upgradeable/lib/halmos-cheatcodes/src/",
    "openzeppelin-contracts-upgradeable/=lib/openzeppelin-contracts-upgradeable/",
    "openzeppelin-contracts/=lib/openzeppelin-contracts/",
    "@chainlink/contracts/=lib/foundry-chainlink-toolkit/lib/chainlink-brownie-contracts/contracts/src/",
    "chainlink-brownie-contracts/=lib/foundry-chainlink-toolkit/lib/chainlink-brownie-contracts/contracts/src/v0.6/vendor/@arbitrum/nitro-contracts/src/",
    "foundry-chainlink-toolkit/=lib/foundry-chainlink-toolkit/"
  ],
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "metadata": {
    "useLiteralContent": false,
    "bytecodeHash": "ipfs",
    "appendCBOR": true
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "evmVersion": "paris",
  "viaIR": false,
  "libraries": {}
}

Contract Security Audit

Contract ABI

API
[{"inputs":[{"internalType":"address","name":"_ETHC","type":"address"},{"internalType":"address","name":"_WETH","type":"address"},{"internalType":"address","name":"_swapRouter","type":"address"},{"internalType":"address","name":"_nonfungiblePositionManager","type":"address"},{"internalType":"uint256","name":"_tokenId","type":"uint256"},{"internalType":"address","name":"_vrfCoordinator","type":"address"},{"internalType":"uint256","name":"_subscriptionId","type":"uint256"},{"internalType":"address","name":"_operator","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"OwnableInvalidOwner","type":"error"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"OwnableUnauthorizedAccount","type":"error"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"inputs":[],"name":"ETHC","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"WETH","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"amountIn","type":"uint256"},{"internalType":"uint256","name":"amountOutMinimum","type":"uint256"}],"name":"buyEthcoin","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"collect","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"fee","outputs":[{"internalType":"uint24","name":"","type":"uint24"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"fundSubscription","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"amountEthcoinDesired","type":"uint256"},{"internalType":"uint256","name":"amountEthDesired","type":"uint256"},{"internalType":"uint256","name":"amountEthcoinMin","type":"uint256"},{"internalType":"uint256","name":"amountEthMin","type":"uint256"}],"name":"increaseLiquidity","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"nonfungiblePositionManager","outputs":[{"internalType":"contract INonfungiblePositionManager","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"operator","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"rescue","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_operator","type":"address"}],"name":"setOperator","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"subscriptionId","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"swapRouter","outputs":[{"internalType":"contract ISwapRouter","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"tokenId","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"vrfCoordinator","outputs":[{"internalType":"contract IVRFCoordinator","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"withdrawEthcoin","outputs":[],"stateMutability":"nonpayable","type":"function"},{"stateMutability":"payable","type":"receive"}]

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Deployed Bytecode

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

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

-----Decoded View---------------
Arg [0] : _ETHC (address): 0xE957ea0b072910f508dD2009F4acB7238C308E29
Arg [1] : _WETH (address): 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2
Arg [2] : _swapRouter (address): 0xE592427A0AEce92De3Edee1F18E0157C05861564
Arg [3] : _nonfungiblePositionManager (address): 0xC36442b4a4522E871399CD717aBDD847Ab11FE88
Arg [4] : _tokenId (uint256): 846320
Arg [5] : _vrfCoordinator (address): 0xD7f86b4b8Cae7D942340FF628F82735b7a20893a
Arg [6] : _subscriptionId (uint256): 31214976814610593129916042500178081708484101830800464239207821191224235780954
Arg [7] : _operator (address): 0xDbd74502FF6187AdC4a1e15567E163A5D89DADC8

-----Encoded View---------------
8 Constructor Arguments found :
Arg [0] : 000000000000000000000000e957ea0b072910f508dd2009f4acb7238c308e29
Arg [1] : 000000000000000000000000c02aaa39b223fe8d0a0e5c4f27ead9083c756cc2
Arg [2] : 000000000000000000000000e592427a0aece92de3edee1f18e0157c05861564
Arg [3] : 000000000000000000000000c36442b4a4522e871399cd717abdd847ab11fe88
Arg [4] : 00000000000000000000000000000000000000000000000000000000000ce9f0
Arg [5] : 000000000000000000000000d7f86b4b8cae7d942340ff628f82735b7a20893a
Arg [6] : 45030cfff174cfa0ab040417d78b8af1778eee34d267fde2506f39c6ce79eb5a
Arg [7] : 000000000000000000000000dbd74502ff6187adc4a1e15567e163a5d89dadc8


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A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.