export declare const ANALYTICS_SESSION_ID_COOKIE_NAME = "an_sid";
export declare const ANALYTICS_SESSION_ID_COOKIE_MAX_AGE_SECONDS: number;
export declare const ANALYTICS_SESSION_ID_MAX_LENGTH = 127;
export declare function normalizeAnalyticsSessionId(value: unknown): string | undefined;
export declare function serializeAnalyticsSessionIdCookie(value: unknown): string | undefined;