Agenda: StorageDescriptor<[Key: number], ({
    call: PreimagesBounded;
    maybe_id?: FixedSizeBinary<32>;
    maybe_periodic?: FixedSizeArray<2, number>;
    origin: Enum<{
        Collective: Enum<{
            _Phantom: undefined;
            Member: SS58String;
            Members: FixedSizeArray<2, number>;
        }>;
        CumulusXcm: Enum<{
            Relay: undefined;
            SiblingParachain: number;
        }>;
        PolkadotXcm: XcmPalletOrigin;
        system: DispatchRawOrigin;
        Void: undefined;
    }>;
    priority: number;
} | undefined)[], false>

Items to be executed, indexed by the block number that they should be executed on.