Processed: PlainDescriptor<
    {
        id: FixedSizeBinary<32>;
        origin: Enum<
            {
                Aggregate: Enum<
                    { Here: undefined; Parent: undefined; Sibling: number },
                >;
                UnregisterMessageOrigin: undefined;
            },
        >;
        success: boolean;
        weight_used: { proof_size: bigint; ref_time: bigint };
    },
>

Message is processed.