function startBridgeTokensViaNXTP(LiFiData memory _lifiData, ITransactionManager.PrepareArgs memory _nxtpData)
        public
        payable
    {
        // Ensure sender has enough to complete the bridge transaction
        address sendingAssetId = _nxtpData.invariantData.sendingAssetId;
        if (sendingAssetId == address(0)) require(msg.value == _nxtpData.amount, "ERR_INVALID_AMOUNT");
        else {
            uint256 _sendingAssetIdBalance = LibAsset.getOwnBalance(sendingAssetId);
            LibAsset.transferFromERC20(sendingAssetId, msg.sender, address(this), _nxtpData.amount);
            require(
                LibAsset.getOwnBalance(sendingAssetId) - _sendingAssetIdBalance == _nxtpData.amount,
                "ERR_INVALID_AMOUNT"
            );
        }
require(msg.value > 0 || _nxtpData.amount > 0, "Amount must be greater than zero!");
