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,
    never,
>

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