export declare class WTStaticVoucherCampaignPreviewMessagesByPage extends null<String, any> {
    'message': any | null;
    'locale': any | null;
    'timezone': any | null;
    'pageNum': any | null;
    'pageSize': any | null;
    static discriminator: string | undefined;
    static attributeTypeMap: Array<{
        name: string;
        baseName: string;
        type: string;
    }>;
    static getAttributeTypeMap(): any;
}