import { ClientProxy, type NatsOptions, type ReadPacket, type WritePacket } from '@nestjs/microservices';
import { Observable } from 'rxjs';
import { InternalTokenSigner } from '../nats/internal-token.signer';
export interface NatsScopedClientOptions {
    /** NATS transport options (servers, queue, etc.) — same shape as Transport.NATS. */
    nats: NatsOptions['options'];
    signer: InternalTokenSigner;
    /** Audience of THIS client's target service: 'skillID' | 'skillCertet'. */
    audience: string;
}
export declare class NatsScopedClientProxy extends ClientProxy {
    private readonly opts;
    private readonly delegate;
    constructor(opts: NatsScopedClientOptions);
    connect(): Promise<unknown>;
    close(): Promise<void> | void;
    unwrap<T>(): T;
    protected publish(packet: ReadPacket, callback: (packet: WritePacket) => void): () => void;
    protected dispatchEvent<T = unknown>(packet: ReadPacket): Promise<T>;
    send<TResult = unknown, TInput = unknown>(pattern: unknown, data: TInput): Observable<TResult>;
    emit<TResult = unknown, TInput = unknown>(pattern: unknown, data: TInput): Observable<TResult>;
}
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