export declare class MessageContainer<T> {
    private _data;
    private _createdTime;
    private _available;
    private _expiredTime;
    get data(): T;
    set data(value: T);
    get createdTime(): number;
    get available(): boolean;
    set available(value: boolean);
    constructor(data: T, available: boolean, lifetimeInSecond?: number);
}