/**
 * Common execution shell shared by L1 and user-signed Exchange API actions.
 * @module
 */
/// <amd-module name="file:///home/runner/work/hyperliquid/hyperliquid/src/api/exchange/_methods/_base/_shell.ts" />
import { type Signature } from "../../../../signing/mod.js";
import type { ExchangeConfig } from "./_config.js";
/** Result returned by the {@linkcode executeWithShell} `build` callback. */
export interface BuildResult {
    /** The final action to send (post-signing). Shape is opaque to the shell — passed through to the transport. */
    action: unknown;
    /** The signature to send. */
    signature: Signature;
    /** Optional extra fields to merge into the request payload (e.g., `vaultAddress`, `expiresAfter`). */
    extras?: Record<string, unknown>;
}
/**
 * Common shell for executing an Exchange API request:
 * acquires per-`(walletAddress × isTestnet)` lock, generates nonce, calls `build` to construct
 * the signed payload, sends to the Exchange endpoint, and validates the response.
 *
 * @param config Exchange API configuration.
 * @param build Callback that, given the nonce, returns the action, signature, and any extras.
 * @param signal Optional {@link AbortSignal} to cancel the request.
 * @return The validated API response.
 *
 * @throws {ApiRequestError} If the API returns an error response.
 */
export declare function executeWithShell<T>(config: ExchangeConfig, build: (nonce: number) => Promise<BuildResult>, signal?: AbortSignal): Promise<T>;