import { type InternalRelayerClientOptions } from "./internal-config.js";
import type { RetryPolicy } from "./types.js";
export interface RelayerRequestOptions {
    body?: unknown;
    authenticated?: boolean;
    retryable?: boolean;
}
/** Owns HTTP authentication, retry, and response normalization. */
export declare class RelayerHttpTransport {
    private readonly baseUrl;
    private readonly apiKey;
    private authToken;
    private readonly retry;
    private readonly fetcher?;
    constructor(config?: InternalRelayerClientOptions, retry?: Partial<RetryPolicy>);
    setAuthToken(token: string): void;
    request<T>(method: string, route: string, options?: RelayerRequestOptions): Promise<T>;
    private headers;
}