export declare function purgeExpiredPrecomputedAssets(now?: Date): Promise<number>;
export declare function purgeOldForecastCache(now?: Date): Promise<number>;
export declare function purgeOldEndedEvents(now?: Date): Promise<number>;
export declare function runDataRetention(now?: Date): Promise<{
    expiredPrecomputed: number;
    oldForecastCache: number;
    oldEndedEvents: number;
}>;
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