import { Nostr, NostrParams } from './';
import { EventEmitter } from 'tseep';
declare class NostrExtensionService extends EventEmitter {
    private params;
    private nostrExtension;
    constructor(params: NostrParams);
    startCheckingExtension(nostr: Nostr): void;
    private checkExtension;
    private initExtension;
    private setExtensionReadPubkey;
    trySetExtensionForPubkey(expectedPubkey: string): Promise<void>;
    setExtension(): Promise<void>;
    unsetExtension(nostr: Nostr): void;
    getExtension(): any;
    hasExtension(): boolean;
}
export default NostrExtensionService;