export declare function appendSlug(path: string | number, slug?: string): string;
export declare function extractEntityId(slug?: string): number | undefined;
export declare function extractQueryParams(query: Record<string, unknown>): any[][];
export declare function getEncodedUrlSearchParams(query: Record<string, unknown>): URLSearchParams;
export declare function buildSearchString({ object, filterFn, }: {
    object?: Record<string, any>;
    filterFn: (objectKey: string) => boolean;
}): string;
