/**
 * Copyright 2020-2025 New Relic, Inc. All rights reserved.
 * SPDX-License-Identifier: Apache-2.0
 */
export class VitalMetric {
    constructor(name: any, roundingMethod: any);
    history: any[];
    name: any;
    attrs: {};
    roundingMethod: any;
    update({ value, attrs }: {
        value: any;
        attrs?: {} | undefined;
    }): void;
    get current(): any;
    get isValid(): boolean;
    subscribe(callback: any, buffered?: boolean): (() => void) | undefined;
    #private;
}
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