Token USD Coin

Overview ERC20

Price
$1.00 @ 2.145769 GLMR (-0.02%)
Fully Diluted Market Cap
Total Supply:
22,521,683.313795 USDC

Holders:
9,957 addresses
Balance
0 USDC

Value
$0.00
0x28b70a43e069e35e31f3f01fe0f9664858488336
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Market

Volume (24H):$2,958,713,323.69
Market Capitalization:$43,093,413,435.11
Circulating Supply:43,096,510,703.00 USDC
Market Data Source: Coinmarketcap


Update? Click here to update the token ICO / general information
# Exchange Pair Price  24H Volume % Volume
1
LBank
ETH-USDC$1.001
0.0000434 Btc
$463,272,995.00
293,078.585 ETH
0.0310%
2
Uniswap (v3)
0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2$0.9997
0.0000434 Btc
$295,354,807.00
298,135,649.023 0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48
31.5016%
3
Uniswap (v3)
0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48-0XDAC17F958D2EE523A2206206994597C13D831EC7$0.9997
0.0000434 Btc
$155,056,427.00
155,090,101.068 0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48
16.3871%
4
LBank
BTC-USDC$1.001
0.0000434 Btc
$128,591,897.00
5,577.223 BTC
0.0006%
5
Uniswap (v3)
0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2$0.9997
0.0000434 Btc
$98,011,093.00
101,438,149.997 0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48
10.7182%
6
Bitforex
USDC-USDT$1.001
0.0000434 Btc
$95,469,319.00
95,406,639.381 USDC
10.0809%
7
Bitforex
BTC-USDC$1.00
0.0000434 Btc
$67,245,123.00
2,920.420 BTC
0.0003%
8
BitMart
ETH-USDC$0.9997
0.0000434 Btc
$63,369,387.00
40,154.950 ETH
0.0042%
9
Uniswap (Arbitrum One)
0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1-0XFF970A61A04B1CA14834A43F5DE4533EBDDB5CC8$1.00
0.0000434 Btc
$42,980,413.00
26,969.722 0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1
0.0028%
10
BitMart
BTC-USDC$1.00
0.0000434 Btc
$39,019,659.00
1,694.575 BTC
0.0002%
11
Balancer (v2)
0X82698AECC9E28E9BB27608BD52CF57F704BD1B83-USDC$1.00
0.0000434 Btc
$36,364,122.00
36,285,563.458 0X82698AECC9E28E9BB27608BD52CF57F704BD1B83
3.8340%
12
Canto Dex
0X4E71A2E537B7F9D9413D3991D37958C0B5E1E503-0X80B5A32E4F032B2A058B4F29EC95EEFEEB87ADCD$0.9998
0.0000434 Btc
$28,577,863.00
27,658,325.162 0X4E71A2E537B7F9D9413D3991D37958C0B5E1E503
2.9224%
13
ApeX Pro
ETH-USDC$0.9997
0.0000434 Btc
$27,277,250.00
17,126.110 ETH
0.0018%
14
Bitforex
LTC-USDC$1.00
0.0000434 Btc
$26,965,666.00
305,885.836 LTC
0.0323%
15
OKX
ETH-USDC$1.001
0.0000434 Btc
$25,478,259.00
15,986.256 ETH
0.0017%
16
Huobi
USDC-USDT$1.001
0.0000434 Btc
$25,465,484.00
25,443,954.204 USDC
2.6885%
17
BKEX
ETH-USDC$0.9999
0.0000434 Btc
$24,899,575.00
15,643.800 ETH
0.0017%
18
ApeX Pro
BTC-USDC$0.9997
0.0000434 Btc
$23,369,449.00
1,011.357 BTC
0.0001%
19
WhiteBIT
USDC-USDT$1.001
0.0000434 Btc
$23,235,317.00
23,222,384.250 USDC
2.4537%
20
Uniswap (v3)
0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2$0.9997
0.0000434 Btc
$14,901,152.00
15,032,022.338 0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48
1.5883%
21
LBank
USDC-USDT$1.001
0.0000434 Btc
$14,898,893.00
14,887,489.896 USDC
1.5730%
22
LBank
BCH-USDC$1.00
0.0000434 Btc
$12,201,954.00
91,834.354 BCH
0.0097%
23
BKEX
BTC-USDC$1.00
0.0000434 Btc
$11,995,204.00
519.008 BTC
0.0001%
24
Kraken
USDC-USD$0.9999
0.0000434 Btc
$11,856,096.00
11,857,281.260 USDC
1.2529%
25
OKX
BTC-USDC$1.001
0.0000434 Btc
$11,686,478.00
505.160 BTC
0.0001%
26
Kraken
USDC-USDT$1.00
0.0000434 Btc
$11,525,679.00
11,520,268.609 USDC
1.2173%
27
BingX
ETH-USDC$0.9997
0.0000434 Btc
$10,083,917.00
6,334.965 ETH
0.0007%
28
DigiFinex
BTC-USDC$1.00
0.0000434 Btc
$9,574,532.00
415.722 BTC
0.0000%
29
Kraken
USDC-EUR$1.00
0.0000434 Btc
$9,357,278.00
9,354,755.352 USDC
0.9884%
30
DigiFinex
ETH-USDC$1.00
0.0000434 Btc
$9,145,233.00
5,791.180 ETH
0.0006%
31
BingX
BTC-USDC$0.9997
0.0000434 Btc
$8,392,438.00
363.467 BTC
0.0000%
32
KuCoin
BTC-USDC$1.00
0.0000434 Btc
$6,923,189.00
300.592 BTC
0.0000%
33
Uniswap (v3)
0X6B175474E89094C44DA98B954EEDEAC495271D0F-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$0.9997
0.0000434 Btc
$6,512,241.00
6,514,299.242 0X6B175474E89094C44DA98B954EEDEAC495271D0F
0.6883%
34
Bybit
BTC-USDC$0.9997
0.0000434 Btc
$5,992,567.00
260.326 BTC
0.0000%
35
Bitrue
USDC-USDT$1.001
0.0000434 Btc
$5,885,067.00
5,881,716.300 USDC
0.6215%
36
KuCoin
USDC-USDT$1.001
0.0000434 Btc
$5,703,230.00
5,699,469.824 USDC
0.6022%
37
Sushiswap (Arbitrum One)
0XFF970A61A04B1CA14834A43F5DE4533EBDDB5CC8-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$0.9993
0.0000434 Btc
$5,343,566.00
5,381,463.697 0XFF970A61A04B1CA14834A43F5DE4533EBDDB5CC8
0.5686%
38
KuCoin
USDT-USDC$1.00
0.0000434 Btc
$4,548,240.00
4,545,463.793 USDT
0.4803%
39
KuCoin
ETH-USDC$1.00
0.0000434 Btc
$4,306,838.00
2,725.544 ETH
0.0003%
40
MEXC Global
ETH-USDC$0.9997
0.0000434 Btc
$4,193,439.00
2,656.864 ETH
0.0003%
41
Uniswap (v2)
0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2$1.002
0.0000434 Btc
$4,117,092.00
4,149,018.099 0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48
0.4384%
42
BingX
USDC-USDT$1.00
0.0000434 Btc
$3,767,830.00
3,767,824.919 USDC
0.3981%
43
Bybit
USDC-USDT$1.00
0.0000434 Btc
$3,052,317.00
3,052,385.370 USDC
0.3225%
44
Kraken
BTC-USDC$1.00
0.0000434 Btc
$3,032,100.00
131.602 BTC
0.0000%
45
MEXC Global
DOGE-USDC$0.9997
0.0000434 Btc
$2,792,905.00
31,602,279.480 DOGE
3.3392%
46
Sushiswap
0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2$1.004
0.0000436 Btc
$2,751,693.00
2,776,595.885 0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48
0.2934%
47
Gemini
USDC-USD$1.00
0.0000434 Btc
$2,566,657.00
2,566,656.503 USDC
0.2712%
48
Bitget
BTC-USDC$1.00
0.0000434 Btc
$1,795,880.00
77.812 BTC
0.0000%
49
MEXC Global
BTC-USDC$0.9997
0.0000434 Btc
$1,582,005.00
68.731 BTC
0.0000%
50
Kraken
ETH-USDC$1.00
0.0000434 Btc
$1,567,129.00
991.907 ETH
0.0001%
51
Cryptology
BTC-USDC$1.00
0.0000434 Btc
$1,504,703.00
65.306 BTC
0.0000%
52
Kraken
USDC-GBP$1.00
0.0000435 Btc
$1,306,224.00
1,305,712.285 USDC
0.1380%
53
Uniswap (v3)
0X2260FAC5E5542A773AA44FBCFEDF7C193BC2C599-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$1.003
0.0000435 Btc
$1,157,555.00
49.984 0X2260FAC5E5542A773AA44FBCFEDF7C193BC2C599
0.0000%
54
MEXC Global
AVAX-USDC$0.9997
0.0000434 Btc
$1,039,380.00
49,733.330 AVAX
0.0053%
55
Bitget
ETH-USDC$1.00
0.0000434 Btc
$1,021,261.00
640.731 ETH
0.0001%
56
Tidex
BTC-USDC$1.001
0.0000434 Btc
$987,880.00
42.876 BTC
0.0000%
57
BingX
DOGE-USDC$0.9997
0.0000434 Btc
$913,136.00
10,271,031.799 DOGE
1.0853%
58
LBank
EOS-USDC$1.001
0.0000434 Btc
$864,713.00
794,725.500 EOS
0.0840%
59
LBank
LTC-USDC$1.001
0.0000434 Btc
$863,307.00
9,780.223 LTC
0.0010%
60
ApeX Pro
DOGE-USDC$0.9997
0.0000434 Btc
$859,154.00
9,628,635.000 DOGE
1.0174%
61
Binance US
USDC-USD$0.9998
0.0000434 Btc
$703,216.00
703,356.372 USDC
0.0743%
62
Hotbit
USDC-USDT$0.9986
0.0000434 Btc
$636,330.00
637,193.090 USDC
0.0673%
63
BingX
MATIC-USDC$0.9997
0.0000434 Btc
$629,766.00
549,691.833 MATIC
0.0581%
64
MEXC Global
MATIC-USDC$0.9997
0.0000434 Btc
$571,211.00
495,261.620 MATIC
0.0523%
65
MEXC Global
BCH-USDC$0.9997
0.0000434 Btc
$538,907.00
4,059.190 BCH
0.0004%
66
BKEX
ATOM-USDC$0.9999
0.0000434 Btc
$529,921.00
39,458.764 ATOM
0.0042%
67
WhiteBIT
BTC-USDC$1.001
0.0000434 Btc
$529,285.00
22.956 BTC
0.0000%
68
LBank
ENS-USDC$1.00
0.0000434 Btc
$510,755.00
31,518.799 ENS
0.0033%
69
BitMart
USDC-USDT$1.001
0.0000434 Btc
$508,231.00
507,922.560 USDC
0.0537%
70
MEXC Global
TRX-USDC$0.9997
0.0000434 Btc
$452,416.00
7,248,133.840 TRX
0.7659%
71
Velodrome Finance
0X8C6F28F2F1A3C87F0F938B96D27520D9751EC8D9-0X7F5C764CBC14F9669B88837CA1490CCA17C31607$0.998
0.0000434 Btc
$431,156.00
431,710.666 0X8C6F28F2F1A3C87F0F938B96D27520D9751EC8D9
0.0456%
72
Coinbase Exchange
USDT-USDC$1.001
0.0000434 Btc
$414,904.00
414,218.000 USDT
0.0438%
73
Bitget
BCH-USDC$1.00
0.0000434 Btc
$359,232.00
2,671.706 BCH
0.0003%
74
MEXC Global
EOS-USDC$0.9997
0.0000434 Btc
$337,498.00
311,461.940 EOS
0.0329%
75
Binance US
USDC-USDT$1.001
0.0000434 Btc
$332,144.00
331,889.692 USDC
0.0351%
76
Coinfield
BTC-USDC$1.001
0.0000434 Btc
$328,383.00
14.230 BTC
0.0000%
77
MEXC Global
ALGO-USDC$0.9997
0.0000434 Btc
$307,540.00
1,208,750.670 ALGO
0.1277%
78
MEXC Global
FTM-USDC$0.9997
0.0000434 Btc
$285,153.00
635,464.360 FTM
0.0671%
79
Orderly Network
NEAR-USDC$0.9997
0.0000434 Btc
$249,009.00
102,562.720 NEAR
0.0108%
80
Bitget
BNB-USDC$1.00
0.0000434 Btc
$248,662.00
809.238 BNB
0.0001%
81
MEXC Global
STEPN-USDC$0.9997
0.0000434 Btc
$242,405.00
408,824.580 STEPN
0.0432%
82
CoinEx
USDC-USDT$1.001
0.0000435 Btc
$239,764.00
239,334.972 USDC
0.0253%
83
Phemex
USDC-USDT$1.001
0.0000434 Btc
$237,371.00
237,025.770 USDC
0.0250%
84
BitMart
LST-USDC$0.9997
0.0000434 Btc
$198,019.00
260,590.900 LST
0.0275%
85
Bitstamp
USDC-EUR$1.001
0.0000435 Btc
$194,803.00
194,549.349 USDC
0.0206%
86
BingX
TRX-USDC$0.9997
0.0000434 Btc
$183,822.00
2,911,768.799 TRX
0.3077%
87
Bitget
ADA-USDC$1.00
0.0000434 Btc
$174,722.00
451,530.000 ADA
0.0477%
88
Coinbase Exchange
USDC-GBP$1.001
0.0000434 Btc
$174,252.00
174,161.900 USDC
0.0184%
89
Bitstamp
USDC-USD$1.00
0.0000435 Btc
$170,117.00
170,037.190 USDC
0.0180%
90
BitMart
DAI-USDC$1.00
0.0000434 Btc
$146,632.00
146,678.200 DAI
0.0155%
91
KuCoin
BUSD-USDC$1.001
0.0000434 Btc
$142,160.00
142,010.226 BUSD
0.0150%
92
PancakeSwap (v2)
0X8AC76A51CC950D9822D68B83FE1AD97B32CD580D-BUSD$0.9972
0.0000433 Btc
$140,920.00
140,875.434 0X8AC76A51CC950D9822D68B83FE1AD97B32CD580D
0.0149%
93
Bitget
AVAX-USDC$1.00
0.0000434 Btc
$135,805.00
6,691.250 AVAX
0.0007%
94
BingX
DOT-USDC$0.9997
0.0000434 Btc
$133,880.00
20,546.489 DOT
0.0022%
95
Coinbase Exchange
USDC-EUR$1.00
0.0000434 Btc
$131,333.00
131,268.720 USDC
0.0139%
96
Bitget
DOGE-USDC$1.00
0.0000434 Btc
$108,647.00
1,228,423.060 DOGE
0.1298%
97
Bitget
TRX-USDC$1.00
0.0000434 Btc
$106,373.00
1,685,776.500 TRX
0.1781%
98
Orderly Network
ETH-USDC$0.9997
0.0000434 Btc
$72,449.00
47.344 ETH
0.0000%
99
Coinsbit
USDC-USDT$1.001
0.0000434 Btc
$38,093.00
38,071.539 USDC
0.0040%
100
Bitstamp
BTC-USDC$0.9997
0.0000434 Btc
$21,857.00
0.950 BTC
0.0000%

Similar Match Source Code
Note: This contract matches the deployed ByteCode of the Source Code for Contract 0x30D2a9F5FDf90ACe8c17952cbb4eE48a55D916A7

Contract Name:
UpgradeBeaconProxy

Compiler Version
v0.7.6+commit.7338295f

Optimization Enabled:
Yes with 999999 runs

Other Settings:
default evmVersion
File 1 of 2 : UpgradeBeaconProxy.sol
// SPDX-License-Identifier: MIT
pragma solidity >=0.6.11;

// ============ External Imports ============
import {Address} from "@openzeppelin/contracts/utils/Address.sol";

/**
 * @title UpgradeBeaconProxy
 * @notice
 * Proxy contract which delegates all logic, including initialization,
 * to an implementation contract.
 * The implementation contract is stored within an Upgrade Beacon contract;
 * the implementation contract can be changed by performing an upgrade on the Upgrade Beacon contract.
 * The Upgrade Beacon contract for this Proxy is immutably specified at deployment.
 * @dev This implementation combines the gas savings of keeping the UpgradeBeacon address outside of contract storage
 * found in 0age's implementation:
 * https://github.com/dharma-eng/dharma-smart-wallet/blob/master/contracts/proxies/smart-wallet/UpgradeBeaconProxyV1.sol
 * With the added safety checks that the UpgradeBeacon and implementation are contracts at time of deployment
 * found in OpenZeppelin's implementation:
 * https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/proxy/beacon/BeaconProxy.sol
 */
contract UpgradeBeaconProxy {
    // ============ Immutables ============

    // Upgrade Beacon address is immutable (therefore not kept in contract storage)
    address private immutable upgradeBeacon;

    // ============ Constructor ============

    /**
     * @notice Validate that the Upgrade Beacon is a contract, then set its
     * address immutably within this contract.
     * Validate that the implementation is also a contract,
     * Then call the initialization function defined at the implementation.
     * The deployment will revert and pass along the
     * revert reason if the initialization function reverts.
     * @param _upgradeBeacon Address of the Upgrade Beacon to be stored immutably in the contract
     * @param _initializationCalldata Calldata supplied when calling the initialization function
     */
    constructor(address _upgradeBeacon, bytes memory _initializationCalldata)
        payable
    {
        // Validate the Upgrade Beacon is a contract
        require(Address.isContract(_upgradeBeacon), "beacon !contract");
        // set the Upgrade Beacon
        upgradeBeacon = _upgradeBeacon;
        // Validate the implementation is a contract
        address _implementation = _getImplementation(_upgradeBeacon);
        require(
            Address.isContract(_implementation),
            "beacon implementation !contract"
        );
        // Call the initialization function on the implementation
        if (_initializationCalldata.length > 0) {
            _initialize(_implementation, _initializationCalldata);
        }
    }

    // ============ External Functions ============

    /**
     * @notice Forwards all calls with data to _fallback()
     * No public functions are declared on the contract, so all calls hit fallback
     */
    fallback() external payable {
        _fallback();
    }

    /**
     * @notice Forwards all calls with no data to _fallback()
     */
    receive() external payable {
        _fallback();
    }

    // ============ Private Functions ============

    /**
     * @notice Call the initialization function on the implementation
     * Used at deployment to initialize the proxy
     * based on the logic for initialization defined at the implementation
     * @param _implementation - Contract to which the initalization is delegated
     * @param _initializationCalldata - Calldata supplied when calling the initialization function
     */
    function _initialize(
        address _implementation,
        bytes memory _initializationCalldata
    ) private {
        // Delegatecall into the implementation, supplying initialization calldata.
        (bool _ok, ) = _implementation.delegatecall(_initializationCalldata);
        // Revert and include revert data if delegatecall to implementation reverts.
        if (!_ok) {
            assembly {
                returndatacopy(0, 0, returndatasize())
                revert(0, returndatasize())
            }
        }
    }

    /**
     * @notice Delegates function calls to the implementation contract returned by the Upgrade Beacon
     */
    function _fallback() private {
        _delegate(_getImplementation());
    }

    /**
     * @notice Delegate function execution to the implementation contract
     * @dev This is a low level function that doesn't return to its internal
     * call site. It will return whatever is returned by the implementation to the
     * external caller, reverting and returning the revert data if implementation
     * reverts.
     * @param _implementation - Address to which the function execution is delegated
     */
    function _delegate(address _implementation) private {
        assembly {
            // Copy msg.data. We take full control of memory in this inline assembly
            // block because it will not return to Solidity code. We overwrite the
            // Solidity scratch pad at memory position 0.
            calldatacopy(0, 0, calldatasize())
            // Delegatecall to the implementation, supplying calldata and gas.
            // Out and outsize are set to zero - instead, use the return buffer.
            let result := delegatecall(
                gas(),
                _implementation,
                0,
                calldatasize(),
                0,
                0
            )
            // Copy the returned data from the return buffer.
            returndatacopy(0, 0, returndatasize())
            switch result
            // Delegatecall returns 0 on error.
            case 0 {
                revert(0, returndatasize())
            }
            default {
                return(0, returndatasize())
            }
        }
    }

    /**
     * @notice Call the Upgrade Beacon to get the current implementation contract address
     * @return _implementation Address of the current implementation.
     */
    function _getImplementation()
        private
        view
        returns (address _implementation)
    {
        _implementation = _getImplementation(upgradeBeacon);
    }

    /**
     * @notice Call the Upgrade Beacon to get the current implementation contract address
     * @dev _upgradeBeacon is passed as a parameter so that
     * we can also use this function in the constructor,
     * where we can't access immutable variables.
     * @param _upgradeBeacon Address of the UpgradeBeacon storing the current implementation
     * @return _implementation Address of the current implementation.
     */
    function _getImplementation(address _upgradeBeacon)
        private
        view
        returns (address _implementation)
    {
        // Get the current implementation address from the upgrade beacon.
        (bool _ok, bytes memory _returnData) = _upgradeBeacon.staticcall("");
        // Revert and pass along revert message if call to upgrade beacon reverts.
        require(_ok, string(_returnData));
        // Set the implementation to the address returned from the upgrade beacon.
        _implementation = abi.decode(_returnData, (address));
    }
}

File 2 of 2 : Address.sol
// SPDX-License-Identifier: MIT

pragma solidity >=0.6.2 <0.8.0;

/**
 * @dev Collection of functions related to the address type
 */
library Address {
    /**
     * @dev Returns true if `account` is a contract.
     *
     * [IMPORTANT]
     * ====
     * It is unsafe to assume that an address for which this function returns
     * false is an externally-owned account (EOA) and not a contract.
     *
     * Among others, `isContract` will return false for the following
     * types of addresses:
     *
     *  - an externally-owned account
     *  - a contract in construction
     *  - an address where a contract will be created
     *  - an address where a contract lived, but was destroyed
     * ====
     */
    function isContract(address account) internal view returns (bool) {
        // This method relies on extcodesize, which returns 0 for contracts in
        // construction, since the code is only stored at the end of the
        // constructor execution.

        uint256 size;
        // solhint-disable-next-line no-inline-assembly
        assembly { size := extcodesize(account) }
        return size > 0;
    }

    /**
     * @dev Replacement for Solidity's `transfer`: sends `amount` wei to
     * `recipient`, forwarding all available gas and reverting on errors.
     *
     * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost
     * of certain opcodes, possibly making contracts go over the 2300 gas limit
     * imposed by `transfer`, making them unable to receive funds via
     * `transfer`. {sendValue} removes this limitation.
     *
     * https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more].
     *
     * IMPORTANT: because control is transferred to `recipient`, care must be
     * taken to not create reentrancy vulnerabilities. Consider using
     * {ReentrancyGuard} or the
     * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
     */
    function sendValue(address payable recipient, uint256 amount) internal {
        require(address(this).balance >= amount, "Address: insufficient balance");

        // solhint-disable-next-line avoid-low-level-calls, avoid-call-value
        (bool success, ) = recipient.call{ value: amount }("");
        require(success, "Address: unable to send value, recipient may have reverted");
    }

    /**
     * @dev Performs a Solidity function call using a low level `call`. A
     * plain`call` is an unsafe replacement for a function call: use this
     * function instead.
     *
     * If `target` reverts with a revert reason, it is bubbled up by this
     * function (like regular Solidity function calls).
     *
     * Returns the raw returned data. To convert to the expected return value,
     * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
     *
     * Requirements:
     *
     * - `target` must be a contract.
     * - calling `target` with `data` must not revert.
     *
     * _Available since v3.1._
     */
    function functionCall(address target, bytes memory data) internal returns (bytes memory) {
      return functionCall(target, data, "Address: low-level call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with
     * `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
        return functionCallWithValue(target, data, 0, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but also transferring `value` wei to `target`.
     *
     * Requirements:
     *
     * - the calling contract must have an ETH balance of at least `value`.
     * - the called Solidity function must be `payable`.
     *
     * _Available since v3.1._
     */
    function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
        return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
    }

    /**
     * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but
     * with `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
        require(address(this).balance >= value, "Address: insufficient balance for call");
        require(isContract(target), "Address: call to non-contract");

        // solhint-disable-next-line avoid-low-level-calls
        (bool success, bytes memory returndata) = target.call{ value: value }(data);
        return _verifyCallResult(success, returndata, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
        return functionStaticCall(target, data, "Address: low-level static call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(address target, bytes memory data, string memory errorMessage) internal view returns (bytes memory) {
        require(isContract(target), "Address: static call to non-contract");

        // solhint-disable-next-line avoid-low-level-calls
        (bool success, bytes memory returndata) = target.staticcall(data);
        return _verifyCallResult(success, returndata, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionDelegateCall(target, data, "Address: low-level delegate call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
        require(isContract(target), "Address: delegate call to non-contract");

        // solhint-disable-next-line avoid-low-level-calls
        (bool success, bytes memory returndata) = target.delegatecall(data);
        return _verifyCallResult(success, returndata, errorMessage);
    }

    function _verifyCallResult(bool success, bytes memory returndata, string memory errorMessage) private pure returns(bytes memory) {
        if (success) {
            return returndata;
        } else {
            // Look for revert reason and bubble it up if present
            if (returndata.length > 0) {
                // The easiest way to bubble the revert reason is using memory via assembly

                // solhint-disable-next-line no-inline-assembly
                assembly {
                    let returndata_size := mload(returndata)
                    revert(add(32, returndata), returndata_size)
                }
            } else {
                revert(errorMessage);
            }
        }
    }
}

Settings
{
  "optimizer": {
    "enabled": true,
    "runs": 999999
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "libraries": {}
}

Contract Security Audit

Contract ABI

[{"inputs":[{"internalType":"address","name":"_upgradeBeacon","type":"address"},{"internalType":"bytes","name":"_initializationCalldata","type":"bytes"}],"stateMutability":"payable","type":"constructor"},{"stateMutability":"payable","type":"fallback"},{"stateMutability":"payable","type":"receive"}]

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