export declare class Metrics {
    private type;
    constructor(type: string);
    common(parsed: any, original?: any): void;
    success(response?: any): void;
    valid(response?: any): void;
    invalid(response?: any): void;
    notFound(response?: any): void;
    redirect(response?: any): void;
    error(response?: any): void;
    failure(response?: any): void;
    custom(response?: any): void;
}