import { ExplicitStatsigOptions, RetryBackoffFunc } from '../StatsigOptions';
export default class StatsigFetcher {
    private sessionID;
    private leakyBucket;
    private pendingTimers;
    private dispatcher;
    private localMode;
    private sdkKey;
    constructor(secretKey: string, options: ExplicitStatsigOptions);
    dispatch(url: string, body: Record<string, unknown>, timeout: number): Promise<Response>;
    post(url: string, body: Record<string, unknown>, retries?: number, backoff?: number | RetryBackoffFunc, isRetrying?: boolean): Promise<Response>;
    get(url: string, retries?: number, backoff?: number | RetryBackoffFunc, isRetrying?: boolean): Promise<Response>;
    request(method: 'GET' | 'POST', url: string, body?: Record<string, unknown>, retries?: number, backoff?: number | RetryBackoffFunc, isRetrying?: boolean): Promise<Response>;
    shutdown(): void;
    private _retry;
}