/// <reference types="node" />
import { Logger } from "../types/Logging";
import { ProtectCameraLcdMessagePayload } from "../types/ProtectTypes";
declare type ProtectNvrUpdatePacket = {
    action: ProtectNvrUpdateEventAction;
    payload: Record<string, unknown> | string | Buffer;
};
declare type ProtectNvrUpdateEventAction = {
    action: string;
    id: string;
    modelKey: string;
    newUpdateId: string;
};
export declare type ProtectNvrUpdatePayloadEventAdd = {
    camera: string;
    id: string;
    modelKey: string;
    partition: null;
    score: number;
    smartDetectEvents: string[];
    smartDetectTypes: string[];
    start: number;
    type: string;
};
export declare type ProtectNvrUpdatePayloadCameraUpdate = {
    isMotionDetected: boolean;
    lastMotion: number;
    lastRing: number;
    lcdMessage: ProtectCameraLcdMessagePayload;
};
export declare class ProtectApiUpdates {
    static decodeUpdatePacket(log: Logger, packet: Buffer): ProtectNvrUpdatePacket | null;
    private static decodeUpdateFrame;
}
export {};