{
  "nodes": [
    {
      "name": "Webhook",
      "type": "n8n-nodes-base.webhook",
      "position": [
        590,
        400
      ],
      "parameters": {
        "path": "822cce61-ff5f-4cea-b8ba-1822651786e3",
        "options": {},
        "httpMethod": "POST"
      },
      "typeVersion": 1
    },
    {
      "name": "Set",
      "type": "n8n-nodes-base.set",
      "position": [
        780,
        400
      ],
      "parameters": {
        "values": {
          "string": [
            {
              "name": "amudhan",
              "value": "n8n-rocks"
            }
          ]
        },
        "options": {},
        "keepOnlySet": true
      },
      "typeVersion": 1
    },
    {
      "name": "Mattermost",
      "type": "n8n-nodes-base.mattermost",
      "position": [
        990,
        400
      ],
      "parameters": {
        "message": "=Join me in a video call:",
        "channelId": "={{$node[\"Webhook\"].json[\"body\"][\"channel_id\"]}}",
        "attachments": [
          {
            "title": "=https://whereby.com/{{$json[$node[\"Webhook\"].json[\"body\"][\"user_name\"]]}}",
            "title_link": "=https://whereby.com/{{$json[$node[\"Webhook\"].json[\"body\"][\"user_name\"]]}}"
          }
        ],
        "otherOptions": {}
      },
      "credentials": {
        "mattermostApi": "<your credential>"
      },
      "typeVersion": 1
    }
  ],
  "connections": {
    "Set": {
      "main": [
        [
          {
            "node": "Mattermost",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Webhook": {
      "main": [
        [
          {
            "node": "Set",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  }
}