import { NostrEvent, NostrFilter } from '../types/nostr';
/**
 * Basic Nostr service implementation
 */
export declare class NostrService {
    private relays;
    constructor(relays?: string[]);
    /**
     * Send a direct message to a pubkey
     */
    sendDirectMessage(_pubkey: string, _content: string): Promise<NostrEvent>;
    /**
     * Query events based on filter
     */
    queryEvents(_filter: NostrFilter): Promise<NostrEvent[]>;
    /**
     * Set relays to use
     */
    setRelays(relays: string[]): void;
    /**
     * Get current relays
     */
    getRelays(): string[];
}