import fetch from 'cross-fetch';
import { Provider, AwsCredentialIdentity } from '@aws-sdk/types';
type SignedFetcherInit = {
    service: string;
    region?: string;
    credentials: AwsCredentialIdentity | Provider<AwsCredentialIdentity>;
};
type CreateSignedFetcher = (init: SignedFetcherInit) => typeof fetch;
export declare const createSignedFetcher: CreateSignedFetcher;
export {};