export interface ISessionData {
    username: string;
    userPoolId: string;
    clientId: string;
    authenticationFlowType: string;
    challengeName: string | undefined;
    challengeParam: string;
    cognitoSession: string;
    signinUrl: string;
}
export declare class SessionStorage {
    getSession(): ISessionData | undefined;
    setSession(data: ISessionData): void;
    clearSession(): void;
}