import { AxiosHeaders, AxiosRequestConfig, AxiosResponse } from "axios";
import { RegionType } from "../types";
export declare function onData<Data extends Record<string, any>>(data: {
    data: Data;
}): Promise<Data>;
export declare function onError(error: Error): Promise<never>;
export declare function formatAppRegion(region: string): RegionType;
export declare function getPreferredBodyElement(nodeCollection: HTMLCollection): Element;
export declare const convertHeaders: (headers: HeadersInit) => AxiosHeaders;
export declare const fetchToAxiosConfig: (url: string, options?: RequestInit) => AxiosRequestConfig;
export declare function axiosToFetchResponse(axiosRes: AxiosResponse): Response;
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