Contract 0xf06c0f48632dfb86921c140fc532da1ed3989e89 1

 
 
Txn Hash
Method
Block
From
To
Value [Txn Fee]
0x12953e16e3c86b52284723f58d7c30b5f49ed377c525a9aad1c57ab9f62c77b80xb1ad061a237145782022-01-14 16:18:51440 days 5 hrs ago0xa0231fb386396cd89e2f04dc59c3690c0ba8b46c IN  0xf06c0f48632dfb86921c140fc532da1ed3989e890 MATIC0.01026117420330.0001
0x29897324617d19ee17b6e67388146104c85eae44c3154f761a0b68aa0c6705fe0x2d33f581185532532021-08-30 12:02:14577 days 9 hrs ago0xa0231fb386396cd89e2f04dc59c3690c0ba8b46c IN  0xf06c0f48632dfb86921c140fc532da1ed3989e895,800 MATIC0.0001684782
0xa45a5c24edb2a5457c5ed28341b6c43b531d705d63aec8ac0db5a745f0e665cc0x2d33f581185531532021-08-30 11:58:50577 days 9 hrs ago0x1e7d6fdeca57d5fb389180bcbe7b902343cf338b IN  0xf06c0f48632dfb86921c140fc532da1ed3989e895,555 MATIC0.0000842391
0x0b3b85e22e2e90f6e64264d53ec61e38e6f6225ad8fc93587efc24355e9538a70x2d33f581185531162021-08-30 11:57:32577 days 9 hrs ago0xa0231fb386396cd89e2f04dc59c3690c0ba8b46c IN  0xf06c0f48632dfb86921c140fc532da1ed3989e895,500 MATIC0.0000842391
0xd07e709126c68a26154a60461882274a04618582e4bb5e1a113dddc7f28efbb10x2d33f581185528822021-08-30 11:47:20577 days 10 hrs ago0xa0231fb386396cd89e2f04dc59c3690c0ba8b46c IN  0xf06c0f48632dfb86921c140fc532da1ed3989e894,800 MATIC0.0000676071
0x47e9b7e5aaebb952317229755c67266f4d4d05527accd868c574344632aa867a0x2d33f581185528802021-08-30 11:47:16577 days 10 hrs ago0x1e7d6fdeca57d5fb389180bcbe7b902343cf338b IN  0xf06c0f48632dfb86921c140fc532da1ed3989e895,000 MATIC0.0000842391
0x89da45987b85603b8a7ed46ff3d145350642cd3a42ebdd5026694a21a7b689170x2d33f581185527152021-08-30 11:41:38577 days 10 hrs ago0xa0231fb386396cd89e2f04dc59c3690c0ba8b46c IN  0xf06c0f48632dfb86921c140fc532da1ed3989e894,800 MATIC0.0000842271
0xd580f80a2af68f81d838926e6bbac3bd72911f4a4f213fd80a7cba00ecc96f710x2d33f581185508402021-08-30 10:23:58577 days 11 hrs ago0x05fc0ba3334b2eea474b6be447b4c67baad2a5e1 IN  0xf06c0f48632dfb86921c140fc532da1ed3989e894,500 MATIC0.000085069271.01
0x18fb9241ea20b391420b75b0075a5a5c056aa8e9af8da97fdb89fa8ec92d239c0x2d33f581185490762021-08-30 9:14:19577 days 12 hrs ago0x1e7d6fdeca57d5fb389180bcbe7b902343cf338b IN  0xf06c0f48632dfb86921c140fc532da1ed3989e894,000 MATIC0.000068283071.01
0x7ab2ef4d6d60c2ceb6a2e34f829319f56a9344c94137ff474ae7fae429f7b5040x2d33f581185490452021-08-30 9:12:31577 days 12 hrs ago0x1e7d6fdeca57d5fb389180bcbe7b902343cf338b IN  0xf06c0f48632dfb86921c140fc532da1ed3989e894,000 MATIC0.0000842271
0x79a0be1ff294e6905ff0aba0e8b1f75790822e47ae2b7610971b005234706a090x2d33f581185386402021-08-30 2:32:36577 days 19 hrs ago0x05fc0ba3334b2eea474b6be447b4c67baad2a5e1 IN  0xf06c0f48632dfb86921c140fc532da1ed3989e893,600 MATIC0.0004607658245.470524
0x738be7a788523d664a321f1f2d43fa0b1b2a9365fd9ab1d6509dbd2eb4b848af0x2d33f581185381552021-08-30 2:09:29577 days 19 hrs ago0x1e7d6fdeca57d5fb389180bcbe7b902343cf338b IN  0xf06c0f48632dfb86921c140fc532da1ed3989e893,333 MATIC0.0000842271
0xe3ee41a0a46691d92ab80e20ceb4493fc65b652471d402bb1e56eaa89b9788310x2d33f581185231472021-08-29 14:28:02578 days 7 hrs ago0x05fc0ba3334b2eea474b6be447b4c67baad2a5e1 IN  0xf06c0f48632dfb86921c140fc532da1ed3989e891,500 MATIC0.0001021673511.213
0x205b256091bc15149983e749665a79db9d30a056e2da536e677b8f25280bd2e00x2d33f581185116712021-08-29 6:17:32578 days 15 hrs ago0x0f99c806e287896dce6f94d925087cf8ae692206 IN  0xf06c0f48632dfb86921c140fc532da1ed3989e89200 MATIC0.0001264351
0x1ada0b59d12c31840c1edda223330c94a068d6bbe1bd3d4d6f55972d0beea4ab0xb1ad061a184888312021-08-28 14:28:22579 days 7 hrs ago0xa5d3ab342ecb6b191030fcd21212ef0006f9bfe4 IN  0xf06c0f48632dfb86921c140fc532da1ed3989e890 MATIC0.0003249431
0x50f022e5f8113658a61735a579afea535f05adb95a5964b6ac0fb6195038c2d40x2d33f581184399752021-08-27 5:01:01580 days 16 hrs ago0xa5d3ab342ecb6b191030fcd21212ef0006f9bfe4 IN  0xf06c0f48632dfb86921c140fc532da1ed3989e893,000 MATIC0.0003649567042.886402284
0x9d8cc4ceebb8a24785b178193ed729d27e0cb5eb24aa662df5b45bc9f8253fc50xb1ad061a184147702021-08-26 12:07:44581 days 9 hrs ago0x0f0b0b54321c084e4579c79b512b49fffac6d945 IN  0xf06c0f48632dfb86921c140fc532da1ed3989e890 MATIC0.01520221108744.445321457
0x0d2b964e20856f19dac359b998c71bc8ec1846fe84345853bc91ac4f40a32f6f0x2d33f581183450322021-08-24 13:02:58583 days 8 hrs ago0x0f0b0b54321c084e4579c79b512b49fffac6d945 IN  0xf06c0f48632dfb86921c140fc532da1ed3989e893,500 MATIC0.0002404722852.855863633
0x85217f451d1595d8d1ddd4d0521b93591bb5812224ad5efa40f561ba83167a100x2d33f581183448662021-08-24 12:56:56583 days 8 hrs ago0x1e7d6fdeca57d5fb389180bcbe7b902343cf338b IN  0xf06c0f48632dfb86921c140fc532da1ed3989e893,333 MATIC0.0005661367924.478540576
0x66f9583e2d254875798f0f8d1b0f3e52ab09c220b90ed80a7e3545a18868c8a40x2d33f581183445892021-08-24 12:45:18583 days 9 hrs ago0x1e7d6fdeca57d5fb389180bcbe7b902343cf338b IN  0xf06c0f48632dfb86921c140fc532da1ed3989e894,444 MATIC0.0002319011212.753679525
0xd1f5f4f0310f99fd6fa1400bdfede2be6a392bdc04431e9d5ef28f1594bd0ca20x2d33f581183445372021-08-24 12:43:30583 days 9 hrs ago0xa5d3ab342ecb6b191030fcd21212ef0006f9bfe4 IN  0xf06c0f48632dfb86921c140fc532da1ed3989e894,000 MATIC0.0002415949322.868787421
0x2a67c9d4e9e706f0ab87fa781256c7d557f1ef49db9f4467f8136b10f51d05260x2d33f581183443572021-08-24 12:37:18583 days 9 hrs ago0x1e7d6fdeca57d5fb389180bcbe7b902343cf338b IN  0xf06c0f48632dfb86921c140fc532da1ed3989e893,939 MATIC0.0003127293693.713463986
0x884659ae36fce64a18cd400d139dd8dd64720b08c55e77c25f81baaeed6898bb0x2d33f581183443272021-08-24 12:36:18583 days 9 hrs ago0x0f0b0b54321c084e4579c79b512b49fffac6d945 IN  0xf06c0f48632dfb86921c140fc532da1ed3989e893,900 MATIC0.0008423210
0xf03dae1545b6866bc33cbf9258f125690cc66f07f4880d7e1061a3ce53f0cca70x2d33f581183442732021-08-24 12:34:26583 days 9 hrs ago0x1e7d6fdeca57d5fb389180bcbe7b902343cf338b IN  0xf06c0f48632dfb86921c140fc532da1ed3989e893,500 MATIC0.000516130476.127486825
0x90bc0a4d6d147d3f049fc0a30b6bde617a6c2562a9212478833b80d89deadaeb0x2d33f581183441802021-08-24 12:30:50583 days 9 hrs ago0x0f0b0b54321c084e4579c79b512b49fffac6d945 IN  0xf06c0f48632dfb86921c140fc532da1ed3989e893,200 MATIC0.0008420310
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Latest 25 internal transaction
Parent Txn Hash Block From To Value
0x12953e16e3c86b52284723f58d7c30b5f49ed377c525a9aad1c57ab9f62c77b8237145782022-01-14 16:18:51440 days 5 hrs ago 0xf06c0f48632dfb86921c140fc532da1ed3989e890xd3038ed6989f483a522ffd3f6db3a80793aaeca65,800 MATIC
0x29897324617d19ee17b6e67388146104c85eae44c3154f761a0b68aa0c6705fe185532532021-08-30 12:02:14577 days 9 hrs ago 0xf06c0f48632dfb86921c140fc532da1ed3989e890x1e7d6fdeca57d5fb389180bcbe7b902343cf338b5,555 MATIC
0xa45a5c24edb2a5457c5ed28341b6c43b531d705d63aec8ac0db5a745f0e665cc185531532021-08-30 11:58:50577 days 9 hrs ago 0xf06c0f48632dfb86921c140fc532da1ed3989e890xa0231fb386396cd89e2f04dc59c3690c0ba8b46c5,500 MATIC
0x0b3b85e22e2e90f6e64264d53ec61e38e6f6225ad8fc93587efc24355e9538a7185531162021-08-30 11:57:32577 days 9 hrs ago 0xf06c0f48632dfb86921c140fc532da1ed3989e890x1e7d6fdeca57d5fb389180bcbe7b902343cf338b5,000 MATIC
0x47e9b7e5aaebb952317229755c67266f4d4d05527accd868c574344632aa867a185528802021-08-30 11:47:16577 days 10 hrs ago 0xf06c0f48632dfb86921c140fc532da1ed3989e890xa0231fb386396cd89e2f04dc59c3690c0ba8b46c4,800 MATIC
0x89da45987b85603b8a7ed46ff3d145350642cd3a42ebdd5026694a21a7b68917185527152021-08-30 11:41:38577 days 10 hrs ago 0xf06c0f48632dfb86921c140fc532da1ed3989e890x05fc0ba3334b2eea474b6be447b4c67baad2a5e14,500 MATIC
0xd580f80a2af68f81d838926e6bbac3bd72911f4a4f213fd80a7cba00ecc96f71185508402021-08-30 10:23:58577 days 11 hrs ago 0xf06c0f48632dfb86921c140fc532da1ed3989e890x1e7d6fdeca57d5fb389180bcbe7b902343cf338b4,000 MATIC
0x7ab2ef4d6d60c2ceb6a2e34f829319f56a9344c94137ff474ae7fae429f7b504185490452021-08-30 9:12:31577 days 12 hrs ago 0xf06c0f48632dfb86921c140fc532da1ed3989e890x05fc0ba3334b2eea474b6be447b4c67baad2a5e13,600 MATIC
0x79a0be1ff294e6905ff0aba0e8b1f75790822e47ae2b7610971b005234706a09185386402021-08-30 2:32:36577 days 19 hrs ago 0xf06c0f48632dfb86921c140fc532da1ed3989e890x1e7d6fdeca57d5fb389180bcbe7b902343cf338b3,333 MATIC
0x738be7a788523d664a321f1f2d43fa0b1b2a9365fd9ab1d6509dbd2eb4b848af185381552021-08-30 2:09:29577 days 19 hrs ago 0xf06c0f48632dfb86921c140fc532da1ed3989e890x05fc0ba3334b2eea474b6be447b4c67baad2a5e11,500 MATIC
0xe3ee41a0a46691d92ab80e20ceb4493fc65b652471d402bb1e56eaa89b978831185231472021-08-29 14:28:02578 days 7 hrs ago 0xf06c0f48632dfb86921c140fc532da1ed3989e890x0f99c806e287896dce6f94d925087cf8ae692206200 MATIC
0x1ada0b59d12c31840c1edda223330c94a068d6bbe1bd3d4d6f55972d0beea4ab184888312021-08-28 14:28:22579 days 7 hrs ago 0xf06c0f48632dfb86921c140fc532da1ed3989e890xd3038ed6989f483a522ffd3f6db3a80793aaeca63,000 MATIC
0x9d8cc4ceebb8a24785b178193ed729d27e0cb5eb24aa662df5b45bc9f8253fc5184147702021-08-26 12:07:44581 days 9 hrs ago 0xf06c0f48632dfb86921c140fc532da1ed3989e890xd3038ed6989f483a522ffd3f6db3a80793aaeca63,500 MATIC
0x0d2b964e20856f19dac359b998c71bc8ec1846fe84345853bc91ac4f40a32f6f183450322021-08-24 13:02:58583 days 8 hrs ago 0xf06c0f48632dfb86921c140fc532da1ed3989e890x1e7d6fdeca57d5fb389180bcbe7b902343cf338b3,333 MATIC
0x66f9583e2d254875798f0f8d1b0f3e52ab09c220b90ed80a7e3545a18868c8a4183445892021-08-24 12:45:18583 days 9 hrs ago 0xf06c0f48632dfb86921c140fc532da1ed3989e890xa5d3ab342ecb6b191030fcd21212ef0006f9bfe44,000 MATIC
0xd1f5f4f0310f99fd6fa1400bdfede2be6a392bdc04431e9d5ef28f1594bd0ca2183445372021-08-24 12:43:30583 days 9 hrs ago 0xf06c0f48632dfb86921c140fc532da1ed3989e890x1e7d6fdeca57d5fb389180bcbe7b902343cf338b3,939 MATIC
0x2a67c9d4e9e706f0ab87fa781256c7d557f1ef49db9f4467f8136b10f51d0526183443572021-08-24 12:37:18583 days 9 hrs ago 0xf06c0f48632dfb86921c140fc532da1ed3989e890x0f0b0b54321c084e4579c79b512b49fffac6d9453,900 MATIC
0x884659ae36fce64a18cd400d139dd8dd64720b08c55e77c25f81baaeed6898bb183443272021-08-24 12:36:18583 days 9 hrs ago 0xf06c0f48632dfb86921c140fc532da1ed3989e890x1e7d6fdeca57d5fb389180bcbe7b902343cf338b3,500 MATIC
0xf03dae1545b6866bc33cbf9258f125690cc66f07f4880d7e1061a3ce53f0cca7183442732021-08-24 12:34:26583 days 9 hrs ago 0xf06c0f48632dfb86921c140fc532da1ed3989e890x0f0b0b54321c084e4579c79b512b49fffac6d9453,200 MATIC
0x90bc0a4d6d147d3f049fc0a30b6bde617a6c2562a9212478833b80d89deadaeb183441802021-08-24 12:30:50583 days 9 hrs ago 0xf06c0f48632dfb86921c140fc532da1ed3989e890x1e7d6fdeca57d5fb389180bcbe7b902343cf338b3,000 MATIC
0xe63af23135e4143b94f3237aeddab85eb2deb47e92179c4663f6d49a90506b9a183441612021-08-24 12:29:34583 days 9 hrs ago 0xf06c0f48632dfb86921c140fc532da1ed3989e890xa5d3ab342ecb6b191030fcd21212ef0006f9bfe42,300 MATIC
0xe865c1687badf4db18c9e2cd18763a1ec4250b75886ca7df1b0154bcbd88d775183441482021-08-24 12:28:42583 days 9 hrs ago 0xf06c0f48632dfb86921c140fc532da1ed3989e890x0f0b0b54321c084e4579c79b512b49fffac6d9452,000 MATIC
0x754d1d62269f5e4128069a3dabd98cdabc22b5da33895a00bc9746e261b6c371183440322021-08-24 12:24:00583 days 9 hrs ago 0xf06c0f48632dfb86921c140fc532da1ed3989e890xa5d3ab342ecb6b191030fcd21212ef0006f9bfe41,800 MATIC
0xb682f2a921f682571664695cf88236700a75af4b0d7dad7de2be30f45e485b42183439782021-08-24 12:22:08583 days 9 hrs ago 0xf06c0f48632dfb86921c140fc532da1ed3989e890x0f0b0b54321c084e4579c79b512b49fffac6d9451,500 MATIC
0xc08d9052b2360c5664ccd52b4c58b24b50d6ed75e00392770618c11eb651cceb183438032021-08-24 12:15:20583 days 9 hrs ago 0xf06c0f48632dfb86921c140fc532da1ed3989e890x05fc0ba3334b2eea474b6be447b4c67baad2a5e11,350 MATIC
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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 0x78e6740a36B8E605aE02869e48F0caCEF757d9F9

Contract Name:
AdminUpgradeabilityProxy

Compiler Version
v0.6.8+commit.0bbfe453

Optimization Enabled:
Yes with 200 runs

Other Settings:
default evmVersion, MIT license
/**
 *Submitted for verification at polygonscan.com on 2021-06-11
*/

// 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);
    }

    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);
            }
        }
    }
}

pragma solidity ^0.6.0;

/**
 * @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.
 */
abstract contract Proxy {
  /**
   * @dev Fallback function.
   * Implemented entirely in `_fallback`.
   */
  fallback () payable external {
    _fallback();
  }

  /**
   * @dev Receive function.
   * Implemented entirely in `_fallback`.
   */
  receive () payable external {
    _fallback();
  }

  /**
   * @return The Address of the implementation.
   */
  function _implementation() internal virtual 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 virtual {
  }

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

pragma solidity ^0.6.0;

/**
 * @title UpgradeabilityProxy
 * @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 UpgradeabilityProxy is Proxy {
  /**
   * @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);
    }
  }  

  /**
   * @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 impl Address of the current implementation
   */
  function _implementation() internal override 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(Address.isContract(newImplementation), "Cannot set a proxy implementation to a non-contract address");

    bytes32 slot = IMPLEMENTATION_SLOT;

    assembly {
      sstore(slot, newImplementation)
    }
  }
}

pragma solidity ^0.6.0;

/**
 * @title AdminUpgradeabilityProxy
 * @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 AdminUpgradeabilityProxy is 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);
  }

  /**
   * @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 adm 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 override virtual {
    require(msg.sender != _admin(), "Cannot call fallback function from the proxy admin");
    super._willFallback();
  }
}

Contract Security Audit

Contract ABI

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Deployed ByteCode Sourcemap

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Swarm Source

ipfs://6e221e2a3547bd97244b05ed46430b1b078ba097cb2a4e25ec3d79cf9ac9f02c
Block Transaction Gas Used Reward
Age Block Fee Address BC Fee Address Voting Power Jailed Incoming
Block Uncle Number Difficulty Gas Used Reward
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