import { z } from 'zod';
import { type HistoryMetadataParticipant } from './historyMetadataParticipant.js';
export type HistoryMetadata = {
    activityDescription?: string;
    activityDescriptionKey?: string;
    actor?: HistoryMetadataParticipant;
    cause?: HistoryMetadataParticipant;
    description?: string;
    descriptionKey?: string;
    emailDescription?: string;
    emailDescriptionKey?: string;
    extraData?: Record<string, string>;
    generator?: HistoryMetadataParticipant;
    type?: string;
};
export declare const HistoryMetadataSchema: z.ZodType<HistoryMetadata>;
//# sourceMappingURL=historyMetadata.d.ts.map