stat

{
  "id": "p_status",
  "type": "stat",
  "title": "Checkout up",
  "gridPos": {
    "x": 12,
    "y": 0,
    "w": 6,
    "h": 4
  },
  "datasource": "prom",
  "queries": [
    {
      "query": "min(up{service=\"checkout\"})",
      "instant": true
    }
  ],
  "mappings": [
    {
      "value": "1",
      "text": "Up",
      "color": "ok"
    },
    {
      "range": [
        null,
        0
      ],
      "text": "Down",
      "color": "critical"
    },
    {
      "regex": "^[0-9]+$",
      "text": "Numeric"
    },
    {
      "special": "null",
      "text": "No data",
      "color": "info"
    }
  ],
  "thresholds": [
    {
      "color": "critical"
    },
    {
      "value": 1,
      "color": "ok"
    }
  ],
  "actions": [
    {
      "title": "Acknowledge",
      "method": "POST",
      "url": "https://ops.example.com/api/ack",
      "contentType": "application/json",
      "body": "{\"service\":\"checkout\",\"env\":\"${env}\",\"reason\":\"${reason}\"}",
      "variables": [
        {
          "key": "reason",
          "name": "Reason"
        }
      ],
      "color": "warning",
      "oneClick": true,
      "confirm": "Acknowledge the checkout alert?"
    }
  ],
  "display": {
    "graph": false,
    "colorMode": "background"
  }
}