Token USD Coin

Overview ERC20

Price
$1.00 @ 2.859797 GLMR (-0.30%)
Fully Diluted Market Cap
Total Supply:
51,319,681.161375 USDC

Holders:
10,166 addresses
Balance
93,604.215738 USDC

Value
$93,697.82 ( ~267,689.0130 GLMR) [0.1824%]
0x1eb802dfcc9e6d0b553c99c461f27d4000b46cef
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Market

Volume (24H):$2,882,677,839.00
Market Capitalization:$44,000,989,848.00
Circulating Supply:43,955,112,784.00 USDC
Market Data Source: Coinmarketcap


Update? Click here to update the token ICO / general information
# Exchange Pair Price  24H Volume % Volume
1
Uniswap (v3)
0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2$1.003
0.0000611 Btc
$329,039,837.00
319,814,347.920 0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48
0.1613%
2
LBank
BTC-USDC$1.001
0.0000610 Btc
$280,524,029.00
17,062.492 BTC
0.0000%
3
Kraken
USDC-USDT$1.00
0.0000609 Btc
$198,772,514.00
198,699,113.089 USDC
0.1002%
4
MEXC Global
BTC-USDC$1.001
0.0000610 Btc
$198,149,895.00
12,048.338 BTC
0.0000%
5
Kraken
USDC-USD$0.9999
0.0000609 Btc
$185,687,701.00
185,706,272.040 USDC
0.0937%
6
MEXC Global
ETH-USDC$1.001
0.0000610 Btc
$172,562,431.00
142,418.442 ETH
0.0001%
7
LBank
ETH-USDC$1.001
0.0000610 Btc
$169,852,071.00
140,156.650 ETH
0.0001%
8
Bitforex
USDC-USDT$1.00
0.0000609 Btc
$111,216,438.00
111,168,296.474 USDC
0.0561%
9
Bitforex
BTC-USDC$1.001
0.0000610 Btc
$75,330,087.00
4,581.886 BTC
0.0000%
10
Uniswap (v3)
0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48-0XDAC17F958D2EE523A2206206994597C13D831EC7$1.00
0.0000610 Btc
$73,854,423.00
73,850,021.231 0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48
0.0372%
11
Uniswap (Arbitrum One)
0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1-0XFF970A61A04B1CA14834A43F5DE4533EBDDB5CC8$1.001
0.0000610 Btc
$34,117,154.00
28,711.992 0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1
0.0000%
12
Uniswap (v3)
0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2$1.00
0.0000610 Btc
$33,826,198.00
33,125,217.008 0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48
0.0167%
13
Huobi
USDC-USDT$1.00
0.0000609 Btc
$27,107,408.00
27,098,429.830 USDC
0.0137%
14
Kraken
USDC-EUR$0.9984
0.0000608 Btc
$23,700,389.00
23,738,621.841 USDC
0.0120%
15
BitMart
BTC-USDC$1.001
0.0000610 Btc
$22,578,329.00
1,374.877 BTC
0.0000%
16
XT.COM
USDC-USDT$1.00
0.0000609 Btc
$18,100,833.00
18,092,152.350 USDC
0.0091%
17
Bybit
BTC-USDC$1.001
0.0000610 Btc
$17,656,536.00
1,074.157 BTC
0.0000%
18
WhiteBIT
USDC-USDT$1.00
0.0000609 Btc
$16,949,269.00
16,945,319.861 USDC
0.0085%
19
P2B
USDC-USDT$1.00
0.0000609 Btc
$16,664,804.00
16,659,255.000 USDC
0.0084%
20
P2B
USDC-BUSD$1.002
0.0000610 Btc
$16,647,556.00
16,611,957.500 USDC
0.0084%
21
BKEX
BTC-USDC$1.001
0.0000610 Btc
$16,212,717.00
991.200 BTC
0.0000%
22
DigiFinex
USDC-USDT$1.00
0.0000609 Btc
$16,105,248.00
16,098,276.255 USDC
0.0081%
23
BingX
BTC-USDC$1.001
0.0000610 Btc
$15,955,465.00
976.911 BTC
0.0000%
24
Hotbit
USDC-USDT$0.9992
0.0000609 Btc
$15,856,688.00
15,868,805.750 USDC
0.0080%
25
BKEX
ETH-USDC$1.001
0.0000610 Btc
$13,489,448.00
11,332.085 ETH
0.0000%
26
WhiteBIT
BTC-USDC$1.001
0.0000610 Btc
$11,874,922.00
722.339 BTC
0.0000%
27
Bybit
ETH-USDC$1.001
0.0000610 Btc
$11,637,629.00
9,612.519 ETH
0.0000%
28
MEXC Global
AVAX-USDC$1.001
0.0000610 Btc
$11,455,404.00
910,233.010 AVAX
0.0005%
29
OKX
USDC-USDT$1.00
0.0000609 Btc
$10,171,492.00
10,167,089.768 USDC
0.0051%
30
DigiFinex
ETH-USDC$0.9999
0.0000609 Btc
$10,159,330.00
8,394.310 ETH
0.0000%
31
Bybit
USDC-USDT$1.00
0.0000609 Btc
$9,609,921.00
9,606,539.130 USDC
0.0048%
32
KuCoin
USDC-USDT$1.00
0.0000609 Btc
$9,448,232.00
9,447,483.377 USDC
0.0048%
33
OKX
ETH-USDC$1.001
0.0000610 Btc
$9,323,215.00
7,831.508 ETH
0.0000%
34
OKX
BTC-USDC$1.001
0.0000610 Btc
$8,538,997.00
522.255 BTC
0.0000%
35
KuCoin
BTC-USDC$1.001
0.0000610 Btc
$8,199,484.00
498.868 BTC
0.0000%
36
Uniswap (v3)
0X6B175474E89094C44DA98B954EEDEAC495271D0F-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$1.00
0.0000610 Btc
$7,635,370.00
7,633,867.318 0X6B175474E89094C44DA98B954EEDEAC495271D0F
0.0039%
37
BKEX
USDC-USDT$1.00
0.0000609 Btc
$7,438,979.00
7,435,711.509 USDC
0.0038%
38
DigiFinex
BTC-USDC$1.001
0.0000610 Btc
$6,871,852.00
418.097 BTC
0.0000%
39
MEXC Global
DOGE-USDC$1.001
0.0000610 Btc
$6,515,318.00
63,799,403.750 DOGE
0.0322%
40
BingX
ETH-USDC$1.002
0.0000609 Btc
$6,022,060.00
5,066.425 ETH
0.0000%
41
KuCoin
USDT-USDC$1.001
0.0000610 Btc
$5,346,693.00
5,341,067.385 USDT
0.0027%
42
Uniswap (v2)
0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2$1.001
0.0000610 Btc
$4,512,111.00
4,400,267.197 0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48
0.0022%
43
BitMart
ETH-USDC$1.001
0.0000610 Btc
$4,344,552.00
3,587.316 ETH
0.0000%
44
BingX
USDC-USDT$1.00
0.0000610 Btc
$3,959,779.00
3,959,017.309 USDC
0.0020%
45
Kraken
USDC-GBP$0.9994
0.0000609 Btc
$3,843,691.00
3,846,154.795 USDC
0.0019%
46
KuCoin
ETH-USDC$1.001
0.0000610 Btc
$3,819,037.00
3,153.363 ETH
0.0000%
47
WhiteBIT
ETH-USDC$1.001
0.0000610 Btc
$3,657,847.00
3,019.789 ETH
0.0000%
48
Sushiswap
0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2$1.004
0.0000612 Btc
$3,141,735.00
3,077,395.185 0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48
0.0016%
49
Gemini
USDC-USD$1.00
0.0000609 Btc
$2,955,339.00
2,955,368.853 USDC
0.0015%
50
Bitget
BTC-USDC$1.002
0.0000611 Btc
$2,903,401.00
177.788 BTC
0.0000%
51
MEXC Global
XRP-USDC$1.001
0.0000610 Btc
$2,615,589.00
6,653,062.930 XRP
0.0034%
52
Binance US
USDC-USD$0.9999
0.0000609 Btc
$2,594,178.00
2,594,437.140 USDC
0.0013%
53
MEXC Global
LTC-USDC$1.001
0.0000610 Btc
$2,590,202.00
34,130.910 LTC
0.0000%
54
MEXC Global
EOS-USDC$1.001
0.0000610 Btc
$2,248,753.00
2,466,820.040 EOS
0.0012%
55
Uniswap (v3)
0X2260FAC5E5542A773AA44FBCFEDF7C193BC2C599-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$1.00
0.0000610 Btc
$2,215,632.00
136.600 0X2260FAC5E5542A773AA44FBCFEDF7C193BC2C599
0.0000%
56
MEXC Global
SOL-USDC$1.001
0.0000610 Btc
$1,930,963.00
141,528.290 SOL
0.0001%
57
Kraken
ETH-USDC$1.001
0.0000610 Btc
$1,925,728.00
1,590.277 ETH
0.0000%
58
Kraken
BTC-USDC$1.001
0.0000610 Btc
$1,892,271.00
115.273 BTC
0.0000%
59
MEXC Global
SHIB-USDC$1.001
0.0000610 Btc
$1,789,233.00
196,998,914,688.000 SHIB
99.3651%
60
Bitfinex
UDC-USD$1.001
0.0000610 Btc
$1,162,021.00
1,161,324.197 UDC
0.0006%
61
MEXC Global
TRX-USDC$1.002
0.0000609 Btc
$1,129,022.00
21,123,572.600 TRX
0.0107%
62
ZigZag (Arbitrum)
WETH-USDC$1.001
0.0000610 Btc
$1,089,376.00
922.532 WETH
0.0000%
63
MEXC Global
ADA-USDC$1.001
0.0000610 Btc
$902,303.00
2,913,968.360 ADA
0.0015%
64
PancakeSwap (v2)
0X8AC76A51CC950D9822D68B83FE1AD97B32CD580D-BUSD$0.9986
0.0000608 Btc
$856,364.00
854,063.731 0X8AC76A51CC950D9822D68B83FE1AD97B32CD580D
0.0004%
65
PancakeSwap (v2)
0X2170ED0880AC9A755FD29B2688956BD959F933F8-0X8AC76A51CC950D9822D68B83FE1AD97B32CD580D$1.00
0.0000609 Btc
$829,341.00
700.729 0X2170ED0880AC9A755FD29B2688956BD959F933F8
0.0000%
66
Tidex
BTC-USDC$1.004
0.0000611 Btc
$807,735.00
49.025 BTC
0.0000%
67
Bitget
USDC-USDT$1.00
0.0000609 Btc
$771,845.00
771,703.439 USDC
0.0004%
68
Maiar
WEGLD-BD4D79-USDC-C76F1F$0.9988
0.0000609 Btc
$766,993.00
18,146.916 WEGLD-BD4D79
0.0000%
69
Coinbase Exchange
USDT-USDC$1.001
0.0000610 Btc
$761,540.00
761,113.960 USDT
0.0004%
70
Bitget
ETH-USDC$1.002
0.0000611 Btc
$673,107.00
566.110 ETH
0.0000%
71
MEXC Global
FTM-USDC$1.001
0.0000610 Btc
$629,427.00
2,927,850.920 FTM
0.0015%
72
BitMart
DAI-USDC$1.001
0.0000610 Btc
$525,850.00
525,666.800 DAI
0.0003%
73
Bitstamp
USDC-USD$1.00
0.0000609 Btc
$511,253.00
511,263.336 USDC
0.0003%
74
Okcoin
USDC-USD$0.9999
0.0000609 Btc
$502,101.00
502,151.121 USDC
0.0003%
75
BitMart
USDC-USDT$1.00
0.0000609 Btc
$486,778.00
486,640.540 USDC
0.0002%
76
MEXC Global
AAVE-USDC$1.001
0.0000610 Btc
$459,441.00
7,472.098 AAVE
0.0000%
77
Bitstamp
USDC-EUR$0.9981
0.0000608 Btc
$457,204.00
458,096.151 USDC
0.0002%
78
Coinbase Exchange
USDC-GBP$0.9999
0.0000609 Btc
$365,117.00
365,143.490 USDC
0.0002%
79
PancakeSwap (v2)
0X8AC76A51CC950D9822D68B83FE1AD97B32CD580D-USDT$0.9987
0.0000608 Btc
$357,233.00
357,011.872 0X8AC76A51CC950D9822D68B83FE1AD97B32CD580D
0.0002%
80
Coinbase Exchange
USDC-EUR$0.9997
0.0000609 Btc
$342,872.00
342,975.890 USDC
0.0002%
81
Bitvavo
USDC-EUR$0.9979
0.0000608 Btc
$340,225.00
340,925.220 USDC
0.0002%
82
Coinfield
BTC-USDC$1.004
0.0000611 Btc
$335,870.00
20.379 BTC
0.0000%
83
BKEX
APE-USDC$1.001
0.0000610 Btc
$327,033.00
79,848.366 APE
0.0000%
84
Bitget
BCH-USDC$1.002
0.0000611 Btc
$283,631.00
2,555.676 BCH
0.0000%
85
MEXC Global
KLAY-USDC$1.001
0.0000610 Btc
$258,785.00
1,421,584.750 KLAY
0.0007%
86
KuCoin
BUSD-USDC$1.001
0.0000610 Btc
$237,518.00
237,243.220 BUSD
0.0001%
87
MEXC Global
APE-USDC$1.001
0.0000610 Btc
$234,942.00
56,654.650 APE
0.0000%
88
Phemex
USDC-USDT$1.00
0.0000609 Btc
$229,647.00
229,570.690 USDC
0.0001%
89
Bitstamp
BTC-USDC$1.001
0.0000610 Btc
$159,283.00
9.690 BTC
0.0000%
90
Bitget
ADA-USDC$1.001
0.0000610 Btc
$148,084.00
479,231.000 ADA
0.0002%
91
Bitfinex
UDC-USDT$1.001
0.0000610 Btc
$144,624.00
144,417.626 UDC
0.0001%
92
CoinJar Exchange
USDC-AUD$1.002
0.0000610 Btc
$142,625.00
142,409.567 USDC
0.0001%
93
CoinEx
USDC-USDT$1.00
0.0000609 Btc
$117,669.00
117,628.557 USDC
0.0001%
94
Bitget
TRX-USDC$1.002
0.0000611 Btc
$107,196.00
2,002,416.100 TRX
0.0010%
95
BKEX
ATOM-USDC$1.001
0.0000610 Btc
$104,351.00
10,466.751 ATOM
0.0000%
96
BKEX
SOL-USDC$1.005
0.0000611 Btc
$90,424.00
6,678.429 SOL
0.0000%
97
Bitget
AVAX-USDC$1.001
0.0000610 Btc
$85,131.00
6,829.840 AVAX
0.0000%
98
Bitget
DOGE-USDC$0.9996
0.0000609 Btc
$75,874.00
763,174.138 DOGE
0.0004%
99
BKEX
XRP-USDC$1.005
0.0000611 Btc
$63,997.00
165,493.978 XRP
0.0001%
100
Coinsbit
USDC-USDT$1.00
0.0000609 Btc
$37,275.00
37,257.766 USDC
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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