sudo nano [your-project-name].config.js

  // paste 
  module.exports = {
        /* System Settings */
        system: {
            /* Username */
            username: "admin",
            /* bcrypt password (default: admin) */
            password: '$2a$10$CnOx/6vFY2ehRDf68yqd..aLlv0UM.zeBLKnRjuU8YykCsC2Ap3iG',
            /* bcrypt API Key (default: x7Te9m38JHQq6ddv) */
            apiKey: '$2a$10$N53ci.EIQ7JCu6u1HlOjoO//W0Bmp3GrRruyK1Jysr01CQ1rDrVQK',
            /* Any random string */
            cookieKey: 'f3gi6FLhIPVV31d1TBQUPEAngrI3wAoP',
            interfacePort: 7878,
            /* location used for 24/7 recording and database generation */
            /* This should be the root of a mount point i.e a dedicated HDD for 24/7 recordings */
            storageVolume: 'your folder for save videos',
            /* Continuous recording settings */
            ffmpegLocation: 'which ffmpeg',
            continuousSegTimeMinutes: 15,
            continuousDays: 14,
            continuousPurgeIntervalHours: 24,
            /* event throttle per sensorId */
            eventSensorIdCoolOffSeconds: 60
        },
        /* Cameras */
        cameras: {
            "CAM-018": {
                "path": "CAM-018",
                "name": "NVR 1",
                "floor": "JPO-001",
                "inputConfig": {
                    "use_wallclock_as_timestamps": "1",
                    "fflags": "+igndts",
                    "analyzeduration": "1000000",
                    "probesize": "1000000",
                    "rtsp_transport": "tcp",
                    "stimeout": "30000000"
                },
                "input": "rtsp://admin:[email protected]/ISAPI/Streaming/channels/0201/picture",
                "continuous": false,
                "liveConfig": {
                    "codecString": "video/mp4; codecs=\"avc1.64001f\"",
                    "streamConfig": {
                        "an": "",
                        "vcodec": "copy",
                        "f": "mp4",
                        "movflags": "+frag_keyframe+empty_moov+default_base_moof",
                        "reset_timestamps": "1"
                    }
                }
            },
            "CAM-020": {
                "path": "CAM-020",
                "name": "NVR 3",
                "floor": "JPO-001",
                "inputConfig": {
                    "use_wallclock_as_timestamps": "1",
                    "fflags": "+igndts",
                    "analyzeduration": "1000000",
                    "probesize": "1000000",
                    "rtsp_transport": "tcp",
                    "stimeout": "30000000"
                },
                "input": "rtsp://{user}:{password}@ip/ISAPI/Streaming/channels/0401/picture",
                "continuous": false,
                "liveConfig": {
                    "codecString": "video/mp4; codecs=\"avc1.64001f\"",
                    "streamConfig": {
                        "an": "",
                        "vcodec": "copy",
                        "f": "mp4",
                        "movflags": "+frag_keyframe+empty_moov+default_base_moof",
                        "reset_timestamps": "1"
                    }
                }
            }
        }
    };

Run this application.

 node main.js