Slack Webhook

{
  "endpoint_label": "Slack Notifications",
  "endpoint_id": "slack-webhook",
  "endpoint_url": "https://hooks.slack.com/services/YOUR/WEBHOOK/URL",
  "request_method": "POST",
  "content_type": "application/json",
  "request_format": {
    "text": "New Event: ##event_name##\nProperties: ##properties##\nTime: ##created_at##"
  }
}

{
  "request_format": {
    "blocks": [
      {
        "type": "header",
        "text": {
          "type": "plain_text",
          "text": "New Event: ##event_name##"
        }
      },
      {
        "type": "section",
        "fields": [
          {
            "type": "mrkdwn",
            "text": "*Properties:*\n##properties##"
          },
          {
            "type": "mrkdwn",
            "text": "*Time:*\n##created_at##"
          }
        ]
      }
    ]
  }
}