import InAppMessageHiddenStorage from "../../../core/internal/evaluation/target/InAppMessageHiddenStorage";
import { InAppMessage } from "../../../core/internal/model/model";
import { IStorage } from "../../../core/internal/storage/Storage";
export declare class InAppMessageHiddenLocalStorage implements InAppMessageHiddenStorage {
    private readonly storage;
    constructor(storage: IStorage);
    exist(inAppMessage: InAppMessage, now: number): boolean;
    put(inAppMessage: InAppMessage, expireAt: number): void;
    private key;
}