export declare const ResponseSymbol: unique symbol;
export declare const RequestSymbol: unique symbol;
export declare const ErrorHandlerMiddlewareSymbol: unique symbol;
export declare const HealthExaminationSymbol: unique symbol;
export declare const ExternalResourceSymbol: unique symbol;
export declare const Symbols: {
    Response: symbol;
    Request: symbol;
    ErrorHandlerMiddleware: symbol;
    HealthExamination: symbol;
    ExternalResource: symbol;
};