import type { BlockHash } from '@dedot/codecs';
import { HexString } from '@dedot/utils';
import { ChainHead } from '../../json-rpc/index.js';
import { ISubstrateClient, ISubstrateClientAt } from '../../types.js';
import { StateCallParams } from '../Executor.js';
import { RuntimeApiExecutor } from '../RuntimeApiExecutor.js';
/**
 * @name RuntimeApiExecutorV2
 */
export declare class RuntimeApiExecutorV2 extends RuntimeApiExecutor {
    chainHead: ChainHead;
    constructor(client: ISubstrateClientAt<any> | ISubstrateClient<any, any>, chainHead: ChainHead, atBlockHash?: BlockHash);
    protected stateCall(callParams: StateCallParams): Promise<HexString>;
}