interface AbTestUtmScriptProps {
    cookieName?: string;
}
/**
 * Inline script that applies url_params from the A/B test cookie to the browser URL
 * as early as possible (before React hydration) so GTM scripts can read them on load.
 *
 * Only runs for assignments whose original_path matches the current page.
 * Skips query keys already present on the URL.
 *
 * Must be rendered in the root layout only — Next.js requires
 * `strategy="beforeInteractive"` scripts to live in the root layout.
 */
export declare function AbTestUtmScript({ cookieName }: AbTestUtmScriptProps): import("react").JSX.Element;
export {};
//# sourceMappingURL=AbTestUtmScript.d.ts.map