• Publish the hash of a proxy-call that will be made in the future.

    This must be called ProxyDefinition.delay blocks before the corresponding proxy is attempted if the delay associated with the proxy relationship is greater than zero. When a ProxyDefinition.delay is 0 announce is not neccesary and proxy can be called at any time.

    No more than MaxPending announcements may be made at any one time. On Kusama and Polkadot MaxPending is set to 32.

    This will take a deposit of AnnouncementDepositFactor as well as AnnouncementDepositBase if there are no other pending announcements.

    The dispatch origin for this call must be Signed and a proxy of real.

    Parameters

    Returns UnsignedTransaction