Node-Red way to "activate scheduled charge no.4 at 10pm if battery is below x% SoC" with a standard Victron node (no coding required)

flow.json

[
    {
        "id": "13b8708c2a084ab6",
        "type": "tab",
        "label": "Soc based schedule activation",
        "disabled": false,
        "info": "",
        "env": []
    },
    {
        "id": "7e599749fb7d06d3",
        "type": "inject",
        "z": "13b8708c2a084ab6",
        "name": "Daily at 22.00",
        "props": [
            {
                "p": "payload"
            },
            {
                "p": "topic",
                "vt": "str"
            }
        ],
        "repeat": "",
        "crontab": "00 22 * * *",
        "once": false,
        "onceDelay": 0.1,
        "topic": "",
        "payload": "",
        "payloadType": "date",
        "x": 260,
        "y": 240,
        "wires": [
            [
                "f0e8d8109177b799"
            ]
        ]
    },
    {
        "id": "1c390aa6b96753e2",
        "type": "victron-input-vebus",
        "z": "13b8708c2a084ab6",
        "service": "com.victronenergy.vebus/276",
        "path": "/Soc",
        "serviceObj": {
            "service": "com.victronenergy.vebus/276",
            "name": "MultiPlus-II 48/3000/35-32"
        },
        "pathObj": {
            "path": "/Soc",
            "type": "float",
            "name": "VE.Bus state of charge (%)"
        },
        "name": "",
        "onlyChanges": true,
        "roundValues": "0",
        "x": 360,
        "y": 160,
        "wires": [
            [
                "64035b7a7f5c957a"
            ]
        ]
    },
    {
        "id": "64035b7a7f5c957a",
        "type": "change",
        "z": "13b8708c2a084ab6",
        "name": "Store SOC",
        "rules": [
            {
                "t": "set",
                "p": "SOC",
                "pt": "global",
                "to": "payload",
                "tot": "msg"
            }
        ],
        "action": "",
        "property": "",
        "from": "",
        "to": "",
        "reg": false,
        "x": 670,
        "y": 160,
        "wires": [
            []
        ]
    },
    {
        "id": "f0e8d8109177b799",
        "type": "switch",
        "z": "13b8708c2a084ab6",
        "name": "Check if SOC <= 20%",
        "property": "SOC",
        "propertyType": "global",
        "rules": [
            {
                "t": "lte",
                "v": "20",
                "vt": "num"
            },
            {
                "t": "else"
            }
        ],
        "checkall": "true",
        "repair": false,
        "outputs": 2,
        "x": 480,
        "y": 240,
        "wires": [
            [
                "85eee29bf1d89914"
            ],
            [
                "224ebe807053c061"
            ]
        ],
        "outputLabels": [
            "SOC too low",
            "SOC alright"
        ]
    },
    {
        "id": "cbc15df37ba916ff",
        "type": "victron-output-ess",
        "z": "13b8708c2a084ab6",
        "service": "com.victronenergy.settings",
        "path": "/Settings/CGwacs/BatteryLife/Schedule/Charge/3/Day",
        "serviceObj": {
            "service": "com.victronenergy.settings",
            "name": "Venus settings"
        },
        "pathObj": {
            "path": "/Settings/CGwacs/BatteryLife/Schedule/Charge/3/Day",
            "type": "enum",
            "name": "Schedule 4: Day",
            "enum": {
                "0": "Sunday",
                "1": "Monday",
                "2": "Tuesday",
                "3": "Wednesday",
                "4": "Thursday",
                "5": "Friday",
                "6": "Saturday",
                "7": "Every day",
                "8": "Weekdays",
                "9": "Weekends"
            },
            "writable": true
        },
        "initial": "",
        "name": "",
        "onlyChanges": false,
        "x": 1040,
        "y": 240,
        "wires": []
    },
    {
        "id": "85eee29bf1d89914",
        "type": "change",
        "z": "13b8708c2a084ab6",
        "name": "Activate schedule 4",
        "rules": [
            {
                "t": "set",
                "p": "payload",
                "pt": "msg",
                "to": "7",
                "tot": "num"
            }
        ],
        "action": "",
        "property": "",
        "from": "",
        "to": "",
        "reg": false,
        "x": 730,
        "y": 220,
        "wires": [
            [
                "cbc15df37ba916ff"
            ]
        ]
    },
    {
        "id": "224ebe807053c061",
        "type": "change",
        "z": "13b8708c2a084ab6",
        "name": "Deactivate schedule 4",
        "rules": [
            {
                "t": "set",
                "p": "payload",
                "pt": "msg",
                "to": "-7",
                "tot": "num"
            }
        ],
        "action": "",
        "property": "",
        "from": "",
        "to": "",
        "reg": false,
        "x": 740,
        "y": 260,
        "wires": [
            [
                "cbc15df37ba916ff"
            ]
        ]
    }
]

flow.png