export interface DedupResult {
    scanned: number;
    deduped: number;
}
/** Deduplicate a single entity type. Used by the calendar sync before building its UID map. */
export declare function deduplicateEntityType(typeName: string): Promise<DedupResult>;
/** Deduplicate all entity types. Used by the scheduled cron job. */
export declare function deduplicateEntities(): Promise<DedupResult>;
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