export declare const supportsSessionStorage: any;
export declare const cacheSession: (sessionId: string, sessionCreated: string) => void;
export declare const generateSession: ({ forceCreateNewSession, maxSessionLastActivityMins, }: {
    forceCreateNewSession?: boolean;
    maxSessionLastActivityMins: number;
}) => {
    sessionId: string;
    sessionCreated: string;
    isFromCache: boolean;
};
export declare const getLastActivityCache: () => string;
export declare const setLastActivityCache: (dateString: string) => string | false;
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