web3InterfacesBlockHeaderOutputOn this pageBlockHeaderOutput Index PropertiesauthorbaseFeePerGasdifficultyexcessDataGasextraDatagasLimitgasUsedhashlogsBloomminermixHashnoncenumberparentHashreceiptsRootsha3UnclessizestateRoottimestamptotalDifficultytransactionstransactionsRootuncleswithdrawalswithdrawalsRootProperties optionalreadonlyauthorauthor?: stringoptionalreadonlybaseFeePerGasbaseFeePerGas?: Numbersoptionalreadonlydifficultydifficulty?: NumbersoptionalreadonlyexcessDataGasexcessDataGas?: NumbersoptionalreadonlyextraDataextraData?: BytesreadonlygasLimitgasLimit: NumbersreadonlygasUsedgasUsed: Numbersoptionalreadonlyhashhash?: stringoptionalreadonlylogsBloomlogsBloom?: Bytesoptionalreadonlyminerminer?: stringoptionalreadonlymixHashmixHash?: stringoptionalreadonlynoncenonce?: Numbersoptionalreadonlynumbernumber?: NumbersoptionalreadonlyparentHashparentHash?: stringoptionalreadonlyreceiptsRootreceiptsRoot?: stringreadonlysha3Unclessha3Uncles: string[]optionalreadonlysizesize?: NumbersoptionalreadonlystateRootstateRoot?: stringreadonlytimestamptimestamp: NumbersoptionalreadonlytotalDifficultytotalDifficulty?: Numbersoptionalreadonlytransactionstransactions?: TransactionOutput[]optionalreadonlytransactionsRoottransactionsRoot?: stringoptionalreadonlyunclesuncles?: Unclesoptionalreadonlywithdrawalswithdrawals?: Withdrawals[]optionalreadonlywithdrawalsRootwithdrawalsRoot?: string