/**
 * Open document payload definition.
 */
type Open = {
    /**
     * The path to the document.
     *
     * @example 'Dropbox/Documents/Notes.txt'
     */
    path?: string;
};
/**
 * Opens an existing document in 1Writer.
 *
 * @param payload Open document payload.
 * @returns 1Writer open document URL.
 * @example
 * open({ path: 'Dropbox/Documents/Notes.txt' })
 * // => 'onewriter://x-callback-url/open?path=Dropbox%2FDocuments%2FNotes.txt'
 * @example
 * open({})
 * // => 'onewriter://x-callback-url/open'
 * @link https://1writerapp.com/url-scheme/
 */
export declare function open(payload?: Open): string;
export {};