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306function _transferSend(
307    IERC20MetadataUpgradeable token,
308    address recipient,
309    uint256 amount,
310    bool _asEth
311) internal {
312    if (amount > 0) {
313        if (_asEth && address(token) == address(metavisorRegistry.weth())) {
314            metavisorRegistry.weth().withdraw(amount);
315            payable(recipient).transfer(amount);
316        } else {
317            token.transfer(recipient, amount);
318        }
319    }
320}
321
322function _transferReceive(
323    IERC20MetadataUpgradeable token,
324    address from,
325    address recipient,
326    uint256 amount
327) internal {
328    if (amount > 0) {
329        if (
330            address(token) == address(metavisorRegistry.weth()) &&
331            address(this).balance >= amount
332        ) {
333            metavisorRegistry.weth().deposit{ value: address(this).balance }();
334            if (recipient != address(this)) {
335                metavisorRegistry.weth().transfer(recipient, amount);
336            }
337        } else {
338            token.transferFrom(from, recipient, amount);
339        }
340    }
341}