import type { DoOnFetch, DoOnFetchAggregate, DoOnStream, FetchAggregateResponse, FetchResponse } from '@magnetarjs/types';
/**
 * DoOnStream type guard
 */
export declare function isDoOnStream(payload: any): payload is DoOnStream;
/**
 * DoOnFetch type guard
 */
export declare function isDoOnFetchAggregate(payload: any): payload is DoOnFetchAggregate;
/**
 * FetchResponse type guard
 */
export declare function isFetchAggregateResponse(payload: any): payload is FetchAggregateResponse;
/**
 * DoOnFetch type guard
 */
export declare function isDoOnFetch(payload: any): payload is DoOnFetch;
/**
 * FetchResponse type guard
 */
export declare function isFetchResponse(payload: any): payload is FetchResponse;