/*!
 * Copyright 2021 WPPConnect Team
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
import { Stringable } from '../../types';
import { MsgKey, MsgModel } from '../../whatsapp';
/**
 * Send a reaction to a message
 *
 * Full Emoji List: https://unicode.org/emoji/charts/full-emoji-list.html
 *
 * @example
 * ```javascript
 * // to react a message
 * WPP.chat.sendReactionToMessage('[message_id]', '🤯');
 *
 * // to remove
 * WPP.chat.sendReactionToMessage('[message_id]', false);
 *
 * ```
 * @category Message
 */
export declare function sendReactionToMessage(messageId: string | MsgKey | MsgModel | Stringable, reaction: string | false | null): Promise<{
    sendMsgResult: string;
}>;