Workflow: Error Gmail Send

{
    "nodes": [
        {
            "name": "Error Trigger",
            "type": "n8n-nodes-base.errorTrigger",
            "position": [
                450,
                300
            ],
            "parameters": [],
            "typeVersion": 1
        },
        {
            "name": "Gmail",
            "type": "n8n-nodes-base.gmail",
            "position": [
                650,
                300
            ],
            "parameters": {
                "toList": [
                    "recipient@email.com"
                ],
                "message": "=Workflow: {{$json[\"workflow\"][\"name\"]}}\nError: {{$json[\"execution\"][\"error\"][\"message\"]}}\nLast node executed: {{$json[\"execution\"][\"lastNodeExecuted\"]}}\nExecution URL: {{$json[\"execution\"][\"url\"]}}\nStacktrace:\n{{$json[\"execution\"][\"error\"][\"stack\"]}}",
                "subject": "=n8n Workflow Failure:  {{$json[\"workflow\"][\"name\"]}}",
                "resource": "message",
                "additionalFields": []
            },
            "credentials": {
                "gmailOAuth2": "TBD"
            },
            "typeVersion": 1
        }
    ],
    "connections": {
        "Error Trigger": {
            "main": [
                [
                    {
                        "node": "Gmail",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        }
    }
}