export declare const POPULATE_RELATION_KEY = "populateRelation";
export interface PopulateRelationConfig {
    populateChildren?: boolean;
    excludeRelations?: string[];
    includeRelations?: string[];
    maxDepth?: number;
    type?: 'all' | 'single' | 'multi';
}
export declare function PopulateRelation(config?: PopulateRelationConfig): (target: Object, propertyKey: string) => void;