import React from 'react';
import { ChatMessageHeaderProps } from './types';
declare function ChatMessageHeaderBase({ timestamp, username, avatarUrl, options, itemKey, onSelect, optionsTriggerAriaLabel, }: ChatMessageHeaderProps): import("react/jsx-runtime").JSX.Element;
declare namespace ChatMessageHeaderBase {
    var displayName: string;
}
export declare const ChatMessageHeader: React.MemoExoticComponent<typeof ChatMessageHeaderBase>;
export {};
