networkFee

For EVM-based blockchains only. The total transaction fee in the blockchain’s largest unit. Note: Only two of the three arguments can be specified in a single transaction: gasLimit, gasPrice and networkFee. Fireblocks recommends using a numeric string for accurate precision. Although a number input exists, it is deprecated. - The transaction blockchain fee. For Ethereum, you can't pass gasPrice, gasLimit and networkFee all together.