Contract 0xe224Dd1B4C9deA41f4150689BE56A582Ca7FC0a9 1

 

Contract Overview

Balance:
0 Ether

EtherValue:
$0.00

Token:
 
Txn Hash
Method
Block
From
To
Value
0x6baa4b93a49ab70df702300acd09ac4b0bfb7ba258e1a6bf26cc8120a57a485e0x11c451c5102748642020-06-16 5:15:41782 days 16 hrs ago0xdbb2a7cdc63e4272d8058ea5cfa805554c8e1b58 IN  0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90 Ether0.000027181.01
0xa7007118f935617be30a0c32f9c9d37ba190cc7352defa856139607a0640db560x11c451c5102600782020-06-13 22:28:54784 days 22 hrs ago0xbb839bbb17a41462db757accc4f3e953a3276fe2 IN  0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90 Ether0.000027191.01
0xaa043f024dc837cc9ed9c7678f6439559c054e9f3ba77fc605e81e62a90772f70x11c451c5100093872020-05-06 0:02:02823 days 21 hrs ago0xa52bd50dd5cb7e41615aa5cba4afb7528cb38b80 IN  0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90 Ether0.000027191.01
0xf1b67be6222522d652ef38df65bc358d97269fbceb553abea72d0e761b26e91f0x11c451c5100031842020-05-05 1:07:23824 days 20 hrs ago0x3e300a6e1648cdd42f1cd5130bada8a3c7145409 IN  0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90 Ether0.0000813.01
0x38a67fb203016486e5acb97809fcf4bf549dca17216e8395dad8e110ac3300c90x11c451c5100031842020-05-05 1:07:23824 days 20 hrs ago0xd8e8139ab6fc94e1f10abf18344d7341a023cdb3 IN  0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90 Ether0.0000813.01
0xb2ce262dee42c6800002060912b992794c6b6a05c514d451ba7aedb68b3fc62e0x11c451c5100031842020-05-05 1:07:23824 days 20 hrs ago0xe0f08c6135fdba87a6bf3374e0585ac64108f578 IN  0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90 Ether0.000081043.01
0x8c321716b66aaad26a24c36cb4f266cf8cb23627654726b2f6569cb1403b81b20x11c451c5100031842020-05-05 1:07:23824 days 20 hrs ago0x7037bb186f54f54f4ce87dcbcba15df63d40929a IN  0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90 Ether0.000081043.01
0x67b244799d2da9fe4ae50294cd9a35a00a53d03abc643624e75e804ef7729b160x11c451c5100031842020-05-05 1:07:23824 days 20 hrs ago0x10c2710fd2ce94e13c2086bb78f9ec9ff533be8e IN  0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90 Ether0.000081043.01
0x94b426b59b2c2dbb9980952f895c390ae391254582f5c43b928446e68dedb0b30x11c451c5100031842020-05-05 1:07:23824 days 20 hrs ago0x73c76c84c5ceab310156ec06494f5953e4ace616 IN  0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90 Ether0.000081043.01
0x982e27cdebe449fb00841779e9db4525cbd7c8d89852e83215831a42704c17300x11c451c5100031842020-05-05 1:07:23824 days 20 hrs ago0x554348bb69060d63f369657c40b866ecf8716d5d IN  0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90 Ether0.0000813.01
0xf20c632966d27d9395fd62e6d4cf42bdca7d7899b053d8382fa65c312c1052d40x11c451c5100031842020-05-05 1:07:23824 days 20 hrs ago0xc6e9e431c379098db4e400405d5369a4d26bfb50 IN  0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90 Ether0.000081043.01
0x14b58fe7bba4f38600b56287d8b898234cc91e4a20812d59d3f864a7b4fbfe800x11c451c5100031842020-05-05 1:07:23824 days 20 hrs ago0xa2bd5b361f6070b4ff5c354af0ab6a613dd0e73b IN  0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90 Ether0.000081043.01
0x8b1436df234e8e4e3c027c7cd5559ab0005eda8f36085795963b3f23bdcfad130x11c451c5100031842020-05-05 1:07:23824 days 20 hrs ago0x3fa5f58d614dbcb69ff874bac3f4109972566d56 IN  0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90 Ether0.000081043.01
0x5f7d76454d228ea7e8979924293fae2f788d95b368e5f7fef526d56d3496fcd40x11c451c5100031842020-05-05 1:07:23824 days 20 hrs ago0x8c99d45a32b51f58bb3b5650acd66f4fc179eb48 IN  0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90 Ether0.000081043.01
0x1689d58a5721a57c28b78b57d342d80019a07c0ad63b1e165f99476e84d3ac160x11c451c5100031842020-05-05 1:07:23824 days 20 hrs ago0x97f5e5fde807024b89885deaa6dd88ec6f3f9c5e IN  0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90 Ether0.000081043.01
0xd779ad13d4c619d7aab810fd43bac540a4c0201e19b506c9e8a2336e6d43c3c50x11c451c5100031842020-05-05 1:07:23824 days 20 hrs ago0x2fb6e38eafc55d4650788ee9ef7cda8e1e7a6f49 IN  0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90 Ether0.000081043.01
0x8d83973f89c35362ac7e470c88cd440d12812b9920f35f41df94b7c420a711080x11c451c5100031842020-05-05 1:07:23824 days 20 hrs ago0xa5b8d75dea509ef9ff858891eee76ee24649d296 IN  0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90 Ether0.000080963.01
0x9f846a9181ea3c1c3cddf55eeff2e1e22f110700403efdce9788f3c9fc21459d0x11c451c5100031842020-05-05 1:07:23824 days 20 hrs ago0xb3a7cf680d6089bbd273a786af1c3798d3956741 IN  0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90 Ether0.000081043.01
0x45d08c94dcf0c11eab19b0e9e4900bb43baa90201436d6aea776c06df084bcbd0x11c451c5100031842020-05-05 1:07:23824 days 20 hrs ago0x56716930348b7a2d65713b3fe56cfd24ef52d8d4 IN  0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90 Ether0.000081043.01
0xbc2ceb385ae470cdd80d95d3445c6d494b532031591b7c8e8ce401d4a2d2603a0x11c451c5100031842020-05-05 1:07:23824 days 20 hrs ago0x7c7edfeb613941985ed6eda0ee61566c59537fb0 IN  0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90 Ether0.000081043.01
0xadb5920066b337f3755542096c6a0cc6a6227ab862f8754872422c2e3bf0bb580x11c451c5100031842020-05-05 1:07:23824 days 20 hrs ago0xb3f4c110fc6c19e02789b0873a3fae1d79398bbc IN  0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90 Ether0.0000813.01
0x9e8e61b79f0f2fec573c9e380182fffefdba78c1139a254a60b6d2548b6d93130x11c451c5100031842020-05-05 1:07:23824 days 20 hrs ago0x9b053d216a8ed1150cefc6e3bed4dc812dcd3a45 IN  0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90 Ether0.000081043.01
0x8e57a4e1f0ac54ee49629e6e03a0e190d97c8877f33a1c962266d4f96e1dd3910x11c451c5100031842020-05-05 1:07:23824 days 20 hrs ago0x0ec68138ddf715ae055072d7f91fce1093884f46 IN  0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90 Ether0.000081043.01
0x06e584eaa469924426b70fa7d47a64ca557e66dad93033e640bf24e91d40903c0x11c451c5100031842020-05-05 1:07:23824 days 20 hrs ago0x08ff4526d4ac9ea4b4c322778f8e565f796fce3e IN  0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90 Ether0.000081043.01
0x15223101ef38919c5cbcd6e2a79c89302ba9abc88201057ba753fb23e6436a9e0x11c451c5100031842020-05-05 1:07:23824 days 20 hrs ago0x48d0e79d0d2d244d0aa39898a6f053f04921c941 IN  0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90 Ether0.000081043.01
[ Download CSV Export 
Latest 25 internal transaction
Parent Txn Hash Block From To Value
0x450b19a4b9b5ea652d2a3e696d1027c7ff5bf1b2253c4ee6f333e390b9190fda100031302020-05-05 0:56:18824 days 20 hrs ago 0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90x1ec8e2701f0adc2f4669604837eafc993357dc770.00008428 Ether
0x450b19a4b9b5ea652d2a3e696d1027c7ff5bf1b2253c4ee6f333e390b9190fda100031302020-05-05 0:56:18824 days 20 hrs ago 0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90x1ced67fb7ae56333d25810e610f86db6ed7376150.00008428 Ether
0x450b19a4b9b5ea652d2a3e696d1027c7ff5bf1b2253c4ee6f333e390b9190fda100031302020-05-05 0:56:18824 days 20 hrs ago 0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90xc6e9e431c379098db4e400405d5369a4d26bfb500.00008428 Ether
0x450b19a4b9b5ea652d2a3e696d1027c7ff5bf1b2253c4ee6f333e390b9190fda100031302020-05-05 0:56:18824 days 20 hrs ago 0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90x8c99d45a32b51f58bb3b5650acd66f4fc179eb480.00008428 Ether
0x450b19a4b9b5ea652d2a3e696d1027c7ff5bf1b2253c4ee6f333e390b9190fda100031302020-05-05 0:56:18824 days 20 hrs ago 0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90xd4b18f7e65ca26295d6c7b8d169f09dcd45c1e830.00008428 Ether
0x450b19a4b9b5ea652d2a3e696d1027c7ff5bf1b2253c4ee6f333e390b9190fda100031302020-05-05 0:56:18824 days 20 hrs ago 0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90xb7ca442617c74391a61e388f1ae409dd083cfc0a0.00008428 Ether
0x450b19a4b9b5ea652d2a3e696d1027c7ff5bf1b2253c4ee6f333e390b9190fda100031302020-05-05 0:56:18824 days 20 hrs ago 0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90x97f5e5fde807024b89885deaa6dd88ec6f3f9c5e0.00008428 Ether
0x450b19a4b9b5ea652d2a3e696d1027c7ff5bf1b2253c4ee6f333e390b9190fda100031302020-05-05 0:56:18824 days 20 hrs ago 0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90x94654c2289f9fc33b3f5ea6d7fa08c603829c9590.00008428 Ether
0x450b19a4b9b5ea652d2a3e696d1027c7ff5bf1b2253c4ee6f333e390b9190fda100031302020-05-05 0:56:18824 days 20 hrs ago 0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90xe0f08c6135fdba87a6bf3374e0585ac64108f5780.00008428 Ether
0x450b19a4b9b5ea652d2a3e696d1027c7ff5bf1b2253c4ee6f333e390b9190fda100031302020-05-05 0:56:18824 days 20 hrs ago 0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90x08ff4526d4ac9ea4b4c322778f8e565f796fce3e0.00008428 Ether
0x450b19a4b9b5ea652d2a3e696d1027c7ff5bf1b2253c4ee6f333e390b9190fda100031302020-05-05 0:56:18824 days 20 hrs ago 0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90xf7a51c79525367ee28d77c4e83d01761b22b83ff0.00008428 Ether
0x450b19a4b9b5ea652d2a3e696d1027c7ff5bf1b2253c4ee6f333e390b9190fda100031302020-05-05 0:56:18824 days 20 hrs ago 0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90x73c76c84c5ceab310156ec06494f5953e4ace6160.00008428 Ether
0x450b19a4b9b5ea652d2a3e696d1027c7ff5bf1b2253c4ee6f333e390b9190fda100031302020-05-05 0:56:18824 days 20 hrs ago 0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90xa5b8d75dea509ef9ff858891eee76ee24649d2960.00008428 Ether
0x450b19a4b9b5ea652d2a3e696d1027c7ff5bf1b2253c4ee6f333e390b9190fda100031302020-05-05 0:56:18824 days 20 hrs ago 0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90x8399fc8b6949c13a601194c9be7a4c6a53e53a6c0.00008428 Ether
0x450b19a4b9b5ea652d2a3e696d1027c7ff5bf1b2253c4ee6f333e390b9190fda100031302020-05-05 0:56:18824 days 20 hrs ago 0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90x10c2710fd2ce94e13c2086bb78f9ec9ff533be8e0.00008428 Ether
0x450b19a4b9b5ea652d2a3e696d1027c7ff5bf1b2253c4ee6f333e390b9190fda100031302020-05-05 0:56:18824 days 20 hrs ago 0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90x554348bb69060d63f369657c40b866ecf8716d5d0.00008428 Ether
0x450b19a4b9b5ea652d2a3e696d1027c7ff5bf1b2253c4ee6f333e390b9190fda100031302020-05-05 0:56:18824 days 20 hrs ago 0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90x3fa5f58d614dbcb69ff874bac3f4109972566d560.00008428 Ether
0x450b19a4b9b5ea652d2a3e696d1027c7ff5bf1b2253c4ee6f333e390b9190fda100031302020-05-05 0:56:18824 days 20 hrs ago 0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90x56ae91a88a66836a63656e737dd2b6f47aacd3f50.00008428 Ether
0x450b19a4b9b5ea652d2a3e696d1027c7ff5bf1b2253c4ee6f333e390b9190fda100031302020-05-05 0:56:18824 days 20 hrs ago 0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90x6ebc89d5fe3c207f6324ec8bc18efea5f0cc29ca0.00008428 Ether
0x450b19a4b9b5ea652d2a3e696d1027c7ff5bf1b2253c4ee6f333e390b9190fda100031302020-05-05 0:56:18824 days 20 hrs ago 0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90x2fb6e38eafc55d4650788ee9ef7cda8e1e7a6f490.00008428 Ether
0x450b19a4b9b5ea652d2a3e696d1027c7ff5bf1b2253c4ee6f333e390b9190fda100031302020-05-05 0:56:18824 days 20 hrs ago 0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90xa2bd5b361f6070b4ff5c354af0ab6a613dd0e73b0.00008428 Ether
0x450b19a4b9b5ea652d2a3e696d1027c7ff5bf1b2253c4ee6f333e390b9190fda100031302020-05-05 0:56:18824 days 20 hrs ago 0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90xbec2e18b0223b6c231ad31fd3dfbb372db6347620.00008428 Ether
0x450b19a4b9b5ea652d2a3e696d1027c7ff5bf1b2253c4ee6f333e390b9190fda100031302020-05-05 0:56:18824 days 20 hrs ago 0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90xeeff299db1248de012a57bfa7a795496844ac52b0.00008428 Ether
0x450b19a4b9b5ea652d2a3e696d1027c7ff5bf1b2253c4ee6f333e390b9190fda100031302020-05-05 0:56:18824 days 20 hrs ago 0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90x0ec68138ddf715ae055072d7f91fce1093884f460.00008428 Ether
0x450b19a4b9b5ea652d2a3e696d1027c7ff5bf1b2253c4ee6f333e390b9190fda100031302020-05-05 0:56:18824 days 20 hrs ago 0xe224dd1b4c9dea41f4150689be56a582ca7fc0a90xb0fbc13cc742cdae9f6d9bd991565908d4acfed90.00008428 Ether
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This contract may be a proxy contract. Click on More Options and select Is this a proxy? to confirm and enable the "Read as Proxy" & "Write as Proxy" tabs.

Similar Match Source Code
Note: This contract matches the deployed ByteCode of the Source Code for Contract 0x7baf06a99f4934b61a1d129af587b9e9746c77f5

Contract Name:
AdminUpgradeabilityProxy

Compiler Version
v0.5.3+commit.10d17f24

Optimization Enabled:
No with 200 runs

Other Settings:
constantinople EvmVersion, MIT license
/**
 *Submitted for verification at Etherscan.io on 2020-02-19
*/

// File: @openzeppelin/upgrades/contracts/upgradeability/Proxy.sol

pragma solidity ^0.5.0;

/**
 * @title Proxy
 * @dev Implements delegation of calls to other contracts, with proper
 * forwarding of return values and bubbling of failures.
 * It defines a fallback function that delegates all calls to the address
 * returned by the abstract _implementation() internal function.
 */
contract Proxy {
  /**
   * @dev Fallback function.
   * Implemented entirely in `_fallback`.
   */
  function () payable external {
    _fallback();
  }

  /**
   * @return The Address of the implementation.
   */
  function _implementation() internal view returns (address);

  /**
   * @dev Delegates execution to an implementation contract.
   * This is a low level function that doesn't return to its internal call site.
   * It will return to the external caller whatever the implementation returns.
   * @param implementation Address to delegate.
   */
  function _delegate(address implementation) internal {
    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)

      // Call the implementation.
      // out and outsize are 0 because we don't know the size yet.
      let result := delegatecall(gas, implementation, 0, calldatasize, 0, 0)

      // Copy the returned data.
      returndatacopy(0, 0, returndatasize)

      switch result
      // delegatecall returns 0 on error.
      case 0 { revert(0, returndatasize) }
      default { return(0, returndatasize) }
    }
  }

  /**
   * @dev Function that is run as the first thing in the fallback function.
   * Can be redefined in derived contracts to add functionality.
   * Redefinitions must call super._willFallback().
   */
  function _willFallback() internal {
  }

  /**
   * @dev fallback implementation.
   * Extracted to enable manual triggering.
   */
  function _fallback() internal {
    _willFallback();
    _delegate(_implementation());
  }
}

// File: @openzeppelin/upgrades/contracts/utils/Address.sol

pragma solidity ^0.5.0;

/**
 * Utility library of inline functions on addresses
 *
 * Source https://raw.githubusercontent.com/OpenZeppelin/openzeppelin-solidity/v2.1.3/contracts/utils/Address.sol
 * This contract is copied here and renamed from the original to avoid clashes in the compiled artifacts
 * when the user imports a zos-lib contract (that transitively causes this contract to be compiled and added to the
 * build/artifacts folder) as well as the vanilla Address implementation from an openzeppelin version.
 */
library OpenZeppelinUpgradesAddress {
    /**
     * Returns whether the target address is a contract
     * @dev This function will return false if invoked during the constructor of a contract,
     * as the code is not actually created until after the constructor finishes.
     * @param account address of the account to check
     * @return whether the target address is a contract
     */
    function isContract(address account) internal view returns (bool) {
        uint256 size;
        // XXX Currently there is no better way to check if there is a contract in an address
        // than to check the size of the code at that address.
        // See https://ethereum.stackexchange.com/a/14016/36603
        // for more details about how this works.
        // TODO Check this again before the Serenity release, because all addresses will be
        // contracts then.
        // solhint-disable-next-line no-inline-assembly
        assembly { size := extcodesize(account) }
        return size > 0;
    }
}

// File: @openzeppelin/upgrades/contracts/upgradeability/BaseUpgradeabilityProxy.sol

pragma solidity ^0.5.0;



/**
 * @title BaseUpgradeabilityProxy
 * @dev This contract implements a proxy that allows to change the
 * implementation address to which it will delegate.
 * Such a change is called an implementation upgrade.
 */
contract BaseUpgradeabilityProxy is Proxy {
  /**
   * @dev Emitted when the implementation is upgraded.
   * @param implementation Address of the new implementation.
   */
  event Upgraded(address indexed implementation);

  /**
   * @dev Storage slot with the address of the current implementation.
   * This is the keccak-256 hash of "eip1967.proxy.implementation" subtracted by 1, and is
   * validated in the constructor.
   */
  bytes32 internal constant IMPLEMENTATION_SLOT = 0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc;

  /**
   * @dev Returns the current implementation.
   * @return Address of the current implementation
   */
  function _implementation() internal view returns (address impl) {
    bytes32 slot = IMPLEMENTATION_SLOT;
    assembly {
      impl := sload(slot)
    }
  }

  /**
   * @dev Upgrades the proxy to a new implementation.
   * @param newImplementation Address of the new implementation.
   */
  function _upgradeTo(address newImplementation) internal {
    _setImplementation(newImplementation);
    emit Upgraded(newImplementation);
  }

  /**
   * @dev Sets the implementation address of the proxy.
   * @param newImplementation Address of the new implementation.
   */
  function _setImplementation(address newImplementation) internal {
    require(OpenZeppelinUpgradesAddress.isContract(newImplementation), "Cannot set a proxy implementation to a non-contract address");

    bytes32 slot = IMPLEMENTATION_SLOT;

    assembly {
      sstore(slot, newImplementation)
    }
  }
}

// File: @openzeppelin/upgrades/contracts/upgradeability/UpgradeabilityProxy.sol

pragma solidity ^0.5.0;


/**
 * @title UpgradeabilityProxy
 * @dev Extends BaseUpgradeabilityProxy with a constructor for initializing
 * implementation and init data.
 */
contract UpgradeabilityProxy is BaseUpgradeabilityProxy {
  /**
   * @dev Contract constructor.
   * @param _logic Address of the initial implementation.
   * @param _data Data to send as msg.data to the implementation to initialize the proxied contract.
   * It should include the signature and the parameters of the function to be called, as described in
   * https://solidity.readthedocs.io/en/v0.4.24/abi-spec.html#function-selector-and-argument-encoding.
   * This parameter is optional, if no data is given the initialization call to proxied contract will be skipped.
   */
  constructor(address _logic, bytes memory _data) public payable {
    assert(IMPLEMENTATION_SLOT == bytes32(uint256(keccak256('eip1967.proxy.implementation')) - 1));
    _setImplementation(_logic);
    if(_data.length > 0) {
      (bool success,) = _logic.delegatecall(_data);
      require(success);
    }
  }  
}

// File: @openzeppelin/upgrades/contracts/upgradeability/BaseAdminUpgradeabilityProxy.sol

pragma solidity ^0.5.0;


/**
 * @title BaseAdminUpgradeabilityProxy
 * @dev This contract combines an upgradeability proxy with an authorization
 * mechanism for administrative tasks.
 * All external functions in this contract must be guarded by the
 * `ifAdmin` modifier. See ethereum/solidity#3864 for a Solidity
 * feature proposal that would enable this to be done automatically.
 */
contract BaseAdminUpgradeabilityProxy is BaseUpgradeabilityProxy {
  /**
   * @dev Emitted when the administration has been transferred.
   * @param previousAdmin Address of the previous admin.
   * @param newAdmin Address of the new admin.
   */
  event AdminChanged(address previousAdmin, address newAdmin);

  /**
   * @dev Storage slot with the admin of the contract.
   * This is the keccak-256 hash of "eip1967.proxy.admin" subtracted by 1, and is
   * validated in the constructor.
   */

  bytes32 internal constant ADMIN_SLOT = 0xb53127684a568b3173ae13b9f8a6016e243e63b6e8ee1178d6a717850b5d6103;

  /**
   * @dev Modifier to check whether the `msg.sender` is the admin.
   * If it is, it will run the function. Otherwise, it will delegate the call
   * to the implementation.
   */
  modifier ifAdmin() {
    if (msg.sender == _admin()) {
      _;
    } else {
      _fallback();
    }
  }

  /**
   * @return The address of the proxy admin.
   */
  function admin() external ifAdmin returns (address) {
    return _admin();
  }

  /**
   * @return The address of the implementation.
   */
  function implementation() external ifAdmin returns (address) {
    return _implementation();
  }

  /**
   * @dev Changes the admin of the proxy.
   * Only the current admin can call this function.
   * @param newAdmin Address to transfer proxy administration to.
   */
  function changeAdmin(address newAdmin) external ifAdmin {
    require(newAdmin != address(0), "Cannot change the admin of a proxy to the zero address");
    emit AdminChanged(_admin(), newAdmin);
    _setAdmin(newAdmin);
  }

  /**
   * @dev Upgrade the backing implementation of the proxy.
   * Only the admin can call this function.
   * @param newImplementation Address of the new implementation.
   */
  function upgradeTo(address newImplementation) external ifAdmin {
    _upgradeTo(newImplementation);
  }

  /**
   * @dev Upgrade the backing implementation of the proxy and call a function
   * on the new implementation.
   * This is useful to initialize the proxied contract.
   * @param newImplementation Address of the new implementation.
   * @param data Data to send as msg.data in the low level call.
   * It should include the signature and the parameters of the function to be called, as described in
   * https://solidity.readthedocs.io/en/v0.4.24/abi-spec.html#function-selector-and-argument-encoding.
   */
  function upgradeToAndCall(address newImplementation, bytes calldata data) payable external ifAdmin {
    _upgradeTo(newImplementation);
    (bool success,) = newImplementation.delegatecall(data);
    require(success);
  }

  /**
   * @return The admin slot.
   */
  function _admin() internal view returns (address adm) {
    bytes32 slot = ADMIN_SLOT;
    assembly {
      adm := sload(slot)
    }
  }

  /**
   * @dev Sets the address of the proxy admin.
   * @param newAdmin Address of the new proxy admin.
   */
  function _setAdmin(address newAdmin) internal {
    bytes32 slot = ADMIN_SLOT;

    assembly {
      sstore(slot, newAdmin)
    }
  }

  /**
   * @dev Only fall back when the sender is not the admin.
   */
  function _willFallback() internal {
    require(msg.sender != _admin(), "Cannot call fallback function from the proxy admin");
    super._willFallback();
  }
}

// File: @openzeppelin/upgrades/contracts/upgradeability/AdminUpgradeabilityProxy.sol

pragma solidity ^0.5.0;


/**
 * @title AdminUpgradeabilityProxy
 * @dev Extends from BaseAdminUpgradeabilityProxy with a constructor for 
 * initializing the implementation, admin, and init data.
 */
contract AdminUpgradeabilityProxy is BaseAdminUpgradeabilityProxy, UpgradeabilityProxy {
  /**
   * Contract constructor.
   * @param _logic address of the initial implementation.
   * @param _admin Address of the proxy administrator.
   * @param _data Data to send as msg.data to the implementation to initialize the proxied contract.
   * It should include the signature and the parameters of the function to be called, as described in
   * https://solidity.readthedocs.io/en/v0.4.24/abi-spec.html#function-selector-and-argument-encoding.
   * This parameter is optional, if no data is given the initialization call to proxied contract will be skipped.
   */
  constructor(address _logic, address _admin, bytes memory _data) UpgradeabilityProxy(_logic, _data) public payable {
    assert(ADMIN_SLOT == bytes32(uint256(keccak256('eip1967.proxy.admin')) - 1));
    _setAdmin(_admin);
  }
}

Contract Security Audit

Contract ABI

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Deployed ByteCode Sourcemap

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Swarm Source

bzzr://3a61cbfff803b053d8f397cf95cfa0c8c53ef12ce921c5d484b275b58be38897
Block Transaction Difficulty Gas Used Reward
Block Uncle Number Difficulty Gas Used Reward
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