/**
 * Four.meme 内盘捆绑换手（Merkle Bundle）— 单卖单买流程
 */
import type { FourBundleSwapSignParams, FourSwapResult } from '../types/index.js';
/**
 * Four内盘捆绑换手
 */
export declare function fourBundleSwapMerkle(params: FourBundleSwapSignParams): Promise<FourSwapResult>;