export declare class HttpUtils {
    private readonly baseUrl;
    private readonly version;
    private readonly clientKey;
    constructor(baseUrl: string, version: string, clientKey: string);
    private getPath;
    private fetchWithRetry;
    post<T, U>(path: string, data: T, retries?: number): Promise<U>;
    patch<T, U>(path: string, data: T, retries?: number): Promise<U>;
}