export interface IEntity {
    readonly id: string;
    readonly updateTimestamp: number;
    readonly creationTimestamp: number;
}
export declare class Entity implements IEntity {
    private _id;
    private _updateTimestamp;
    private _creationTimestamp;
    constructor(id: string, creationTimestamp?: number, updateTimestamp?: number);
    get id(): string;
    get updateTimestamp(): number;
    get creationTimestamp(): number;
    protected markUpdated(): void;
}