import { SessionState } from '../../common/data_structures/index.js';
import { InworldPacket } from '../../entities/packets/inworld_packet.entity.js';
import { ConnectionService } from '../connection.service.js';
export declare class StateSerializationService<InworldPacketT extends InworldPacket = InworldPacket> {
    private connection;
    private service;
    constructor(connection: ConnectionService<InworldPacketT>);
    get(attempt?: number): Promise<SessionState>;
}