export declare enum ZnsStatus {
    DELIVERED = "delivered",
    FAILED = "failed",
    PENDING = "pending",
    CANCELLED = "cancelled"
}
export declare class GetZnsMessagesDto {
    from?: string;
    to?: string;
    oa_account_id?: string;
    phone?: string;
    is_charged?: number;
    status?: ZnsStatus;
    tracking_id?: string;
    template_id?: number;
    campaign_id?: string;
    page?: number;
    limit?: number;
    download?: boolean;
}