type Headers<T> = Record<string, T>;
export type Api = {
    key: string;
    url: string;
};
export declare const headers: (headersToAppend?: Headers<string>) => {
    headers: Headers<string>;
};
export declare const authHeader: (apiKey?: string) => Headers<string>;
export declare const bearerTokenHeader: (apiKey: string) => Headers<{
    Authorization: string;
}>;
export {};
//# sourceMappingURL=headers.d.ts.map