{
  "request": {
    "method": "POST",
    "url": "https://ce.us-east-1.amazonaws.com/CreateAnomalyMonitor",
    "headers": {
      "Content-Type": "application/x-amz-json-1.1",
      "X-Amz-Target": "AWSInsightsIndexService.CreateAnomalyMonitor",
      "Authorization": "AWS4-HMAC-SHA256 Credential=..."
    },
    "body": {
      "AnomalyMonitor": {
        "MonitorName": "ServiceAnomalyMonitor",
        "MonitorType": "DIMENSIONAL",
        "MonitorDimension": "SERVICE"
      },
      "ResourceTags": [
        { "Key": "Environment", "Value": "Production" }
      ]
    }
  },
  "response": {
    "status": 200,
    "body": {
      "MonitorArn": "arn:aws:ce::123456789012:anomalymonitor/mon-abc123def456"
    }
  }
}