export type IncogniaToken = {
    createdAt: number;
    expiresIn: number;
    accessToken: string;
    tokenType: string;
};
type TokenStorageConstructor = {
    onRequestToken: () => Promise<IncogniaToken | undefined>;
};
export declare class TokenStorage {
    requestToken: () => Promise<IncogniaToken | undefined>;
    incogniaToken: IncogniaToken | undefined;
    constructor({ onRequestToken }: TokenStorageConstructor);
    getToken(): Promise<IncogniaToken | undefined>;
    updateAccessToken(): Promise<void>;
    isAccessTokenValid(): boolean;
}
export {};