update

internal/blockchain/eth/draft/multiSend_eth.sol

@@ -1,13 +0,0 @@
-// SPDX-License-Identifier: MIT 
-pragma solidity ^0.8.0;
-
-contract MultiSend {
-    function multiTransfer(address[] calldata to, uint256[] calldata amounts) external payable {
-        uint256 length = to.length;
-        require(length == amounts.length, "Arrays must have the same length");
-
-        for (uint256 i = 0; i < length; i++) {
-            payable(to[i]).transfer(amounts[i]);
-        }
-    }
-}

internal/blockchain/eth/draft/multiSend_usdt.sol

@@ -1,24 +0,0 @@
-// SPDX-License-Identifier: MIT 
-pragma solidity ^0.8.0;
-
-interface IERC20 {
-    function transfer(address recipient, uint256 amount) external returns (bool);
-}
-
-contract MultiSendUSDT {
-    address public tokenAddress;
-
-    constructor(address _tokenAddress) {
-        tokenAddress = _tokenAddress;
-    }
-
-    function multiTransfer(address[] calldata to, uint256[] calldata amounts) external {
-        IERC20 token = IERC20(tokenAddress);
-        uint256 length = to.length;
-        require(length == amounts.length, "Arrays must have the same length");
-
-        for (uint256 i = 0; i < length; i++) {
-            token.transfer(to[i], amounts[i]);
-        }
-    }
-}