export type ActivationCodeStatus = "unused" | "used" | "disabled";
export declare class ProductActivationCodeEntity {
    id: number;
    code: string;
    productId: number;
    duration: number;
    batchNo: string;
    status: ActivationCodeStatus;
    usedUserId: number;
    usedTime: number;
    expireTime: number;
    disabledTime: number;
    exported: boolean;
    exportTime: number;
    remark: string;
    createTime: Date;
    updateTime: Date;
}