import { RequestInit } from "node-fetch";
export declare class BaseService {
    protected readonly apiKey: string;
    protected readonly baseUrl: string;
    protected readonly timeout: number;
    constructor(apiKey: string, baseUrl: string, timeout?: number);
    protected request<T>(path: string, init?: RequestInit, params?: Record<string, string | number | string[] | undefined>, fullUrl?: boolean): Promise<T>;
}