import type { YooEditor, YooptaBlockData, YooptaContentValue } from '../editor/types';
export type YooptaClipboardData = {
    version: number;
    editorId: string;
    blocks: YooptaBlockData[];
};
/**
 * Serializes Yoopta content to JSON format for clipboard.
 * This preserves all block data including complex props, marks, and metadata.
 *
 * @param editor - The Yoopta editor instance
 * @param content - The content to serialize
 * @returns JSON string with full block data
 */
export declare function getYooptaJSON(editor: YooEditor, content: YooptaContentValue): string;
/**
 * The data attribute name used to store JSON in HTML clipboard
 */
export declare const YOOPTA_JSON_DATA_ATTR = "data-yoopta-json";
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