import AbstractTokensDatabase from '../AbstractTokensDatabase';
import EngineNedb from './EngineNedb';
import ChannelId from '../../ChannelId';
export default class NedbTokensDatabase extends AbstractTokensDatabase<EngineNedb> {
    save(token: string, channelId: ChannelId | string): Promise<void>;
    isPresent(token: string): Promise<boolean>;
}