import type { EchoConfig, EchoRequest, EchoResponse } from './types';
export declare class EchoFetch {
    private parseByContentType;
    private parseByResponseType;
    private returnResponseData;
    protected configurator: (config: EchoConfig) => EchoRequest;
    protected fetch: <T>(config: EchoConfig, request: EchoRequest) => Promise<EchoResponse<T>>;
}