/** Minimal WebSocket client using only Node built-ins (net/tls/crypto). No external dependencies. */
export declare class WsProcessClient {
    private socket;
    private connected;
    private destroyed;
    private reconnectDelay;
    private reconnectTimer;
    private readonly host;
    private readonly port;
    private readonly path;
    private readonly secure;
    constructor(apiKey: string, endpoint: string);
    private connect;
    private scheduleReconnect;
    /** Send a JSON object as a masked WebSocket text frame (RFC 6455). */
    send(data: object): void;
    destroy(): void;
}
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