export declare class Sim {
    id: number;
    imei: string | null;
    iccid: string | null;
    carrier: number | null;
    phone: string | null;
    deviceTypeId: number | null;
    serviceProviderProductId: number | null;
    isValid: boolean;
    realModel: string | null;
    po: string | null;
    outOfInventory: boolean;
    apn: string | null;
    createdAt: Date | null;
    modifiedAt: Date | null;
}