import type { ClientOptions, Policy, SubmitOptions, TransactionStatus } from "../types";
import { BaseClient } from "./BaseClient";
/**
 * Client for /1sat/arcade/* routes.
 * Provides transaction broadcast and status checking.
 *
 * Routes:
 * - POST /tx - Submit single transaction
 * - POST /txs - Submit multiple transactions
 * - GET /tx/:txid - Get transaction status
 * - GET /policy - Get mining policy
 * - GET /events - SSE stream of transaction events
 */
export declare class ArcadeClient extends BaseClient {
    constructor(baseUrl: string, options?: ClientOptions);
    /**
     * Submit a single transaction for broadcast
     */
    submitTransaction(rawTx: number[] | Uint8Array, options?: SubmitOptions): Promise<TransactionStatus>;
    /**
     * Submit a transaction as hex string
     */
    submitTransactionHex(rawTxHex: string, options?: SubmitOptions): Promise<TransactionStatus>;
    /**
     * Submit multiple transactions for broadcast
     */
    submitTransactions(rawTxs: (number[] | Uint8Array)[], options?: SubmitOptions): Promise<TransactionStatus[]>;
    /**
     * Get status of a submitted transaction
     */
    getStatus(txid: string): Promise<TransactionStatus>;
    /**
     * Get current mining policy
     */
    getPolicy(): Promise<Policy>;
    /**
     * Subscribe to transaction status events via SSE
     * Returns unsubscribe function
     */
    subscribeEvents(callback: (status: TransactionStatus) => void, callbackToken?: string): () => void;
    /**
     * Build headers for submit requests
     */
    private buildSubmitHeaders;
}