OptionalgasOptionalmortalityMortality period in blocks. Default: 256 (~43 minutes on Polkadot).
OptionalonCalled on each lifecycle transition for UI progress indicators.
OptionaloriginOptionalsignerOptionalstorageOptionaltimeoutTimeout in milliseconds. Default: 300_000 (5 minutes).
OptionalvalueOptionalwaitWhen to resolve the promise. Default: "best-block".
Options for transaction calls — passed as the last argument after positional args.