Validate Certificate Node-Red flow

gistfile1.txt

[
    {
        "id": "26f6e289b3fab452",
        "type": "tab",
        "label": "Validate Certificate",
        "disabled": false,
        "info": "",
        "env": []
    },
    {
        "id": "8e060cd8e0287093",
        "type": "inject",
        "z": "26f6e289b3fab452",
        "name": "Verify Certificate",
        "props": [
            {
                "p": "payload"
            }
        ],
        "repeat": "",
        "crontab": "",
        "once": false,
        "onceDelay": 0.1,
        "topic": "",
        "payload": "",
        "payloadType": "date",
        "x": 220,
        "y": 160,
        "wires": [
            [
                "eb3589bc5a1eb08c"
            ]
        ]
    },
    {
        "id": "05e799dddf96b541",
        "type": "http request",
        "z": "26f6e289b3fab452",
        "name": "",
        "method": "POST",
        "ret": "txt",
        "paytoqs": "ignore",
        "url": "https://app.s1seven.ovh/api/certificates/verify?mode=test",
        "tls": "",
        "persist": false,
        "proxy": "",
        "authType": "",
        "senderr": false,
        "x": 610,
        "y": 160,
        "wires": [
            [
                "ecc3ac7d13f75bf0"
            ]
        ]
    },
    {
        "id": "314196406ec27dd6",
        "type": "debug",
        "z": "26f6e289b3fab452",
        "name": "",
        "active": true,
        "tosidebar": true,
        "console": false,
        "tostatus": false,
        "complete": "true",
        "targetType": "full",
        "statusVal": "",
        "statusType": "auto",
        "x": 910,
        "y": 160,
        "wires": []
    },
    {
        "id": "ecc3ac7d13f75bf0",
        "type": "json",
        "z": "26f6e289b3fab452",
        "name": "",
        "property": "payload",
        "action": "",
        "pretty": false,
        "x": 770,
        "y": 160,
        "wires": [
            [
                "314196406ec27dd6"
            ]
        ]
    },
    {
        "id": "eb3589bc5a1eb08c",
        "type": "function",
        "z": "26f6e289b3fab452",
        "name": "Get certificate",
        "func": "const certificate = global.get('certificate');\nif (certificate) {\n    msg.payload = certificate;\n    return msg;\n} else {\n    node.warn('No certificate found, please upload a JSON certificate via the UI');\n}\n",
        "outputs": 1,
        "noerr": 0,
        "initialize": "",
        "finalize": "",
        "libs": [],
        "x": 420,
        "y": 160,
        "wires": [
            [
                "05e799dddf96b541"
            ]
        ]
    }
]