import type { UnknownObject, ILoggerService, ISessionProvider, NSessionProvider, IScramblerService, IContextService } from "../..";
export declare class SessionProvider implements ISessionProvider {
    private readonly _loggerService;
    private readonly _scramblerService;
    private readonly _contextService;
    protected _config: NSessionProvider.Config | undefined;
    constructor(_loggerService: ILoggerService, _scramblerService: IScramblerService, _contextService: IContextService);
    open<T extends UnknownObject>(payload: T): Promise<string>;
    getById<T extends UnknownObject>(sessionId: string): Promise<T | null>;
    getCount(sessionId: string): Promise<number>;
    update<T extends Record<string, unknown>>(sessionId: string, field: keyof T, value: T[keyof T]): Promise<void>;
    removeById(sessionId: string): Promise<void>;
    private _catch;
}