fun timestamp(time: Instant, tolerance: Duration = 30.seconds, notary: PublicKey = DUMMY_NOTARY.owningKey): UnitAdds a timestamp command to the transaction.
time - The Instant of the TimestampCommand.tolerance - The tolerance of the TimestampCommand.notary - The notary to sign the command.fun timestamp(data: TimestampCommand, notary: PublicKey = DUMMY_NOTARY.owningKey): UnitAdds a timestamp command to the transaction.
data - The TimestampCommand.notary - The notary to sign the command.