import type { BaseBigNumber } from '..';
import type { IPOSClientConfig } from '../interfaces';
import type { TYPE_AMOUNT } from '../types';
import type { Web3SideChainClient } from '../utils';
import { BaseToken } from '../utils';
export declare class RootChain extends BaseToken<IPOSClientConfig> {
    constructor(client_: Web3SideChainClient<IPOSClientConfig>, address: string);
    method(methodName: string, ...args: any[]): Promise<import("..").BaseContractMethod>;
    private get defaultReadBlock();
    getLastChildBlock(): Promise<string>;
    findRootBlockFromChild(childBlockNumber: TYPE_AMOUNT): Promise<BaseBigNumber>;
}