creation_sourcecode: // SPDX-License-Identifier: MIT
  pragma solidity >=0.7.0;
  
  contract GeneralPurposeProxy {
  
      constructor(address source) payable {
          assembly {
              sstore(0xf7e3126f87228afb82c9b18537eed25aaeb8171a78814781c26ed2cfeff27e69, source)
          }
      }
  
      fallback() external payable {
          assembly {
              let _singleton := sload(0xf7e3126f87228afb82c9b18537eed25aaeb8171a78814781c26ed2cfeff27e69)
              calldatacopy(0, 0, calldatasize())
              let success := delegatecall(gas(), _singleton, 0, calldatasize(), 0, 0)
              returndatacopy(0, 0, returndatasize())
              switch success
                  case 0 {revert(0, returndatasize())}
                  default { return(0, returndatasize())}
          }
      }
  }