message: Use IncidentSeverity in IncidentInfo
diff: },
  "severity": {
  "description": "The severity of the incident",
  - "enum": [
  - "Critical",
  - "High",
  - "Medium",
  - "Low",
  - "Informational"
  - ],
  "type": "string",
  - "x-ms-enum": {
  - "modelAsString": true,
  - "name": "CaseSeverity",
  - "values": [
  - {
  - "description": "Critical severity",
  - "value": "Critical"
  - },
  - {
  - "description": "High severity",
  - "value": "High"
  - },
  - {
  - "description": "Medium severity",
  - "value": "Medium"
  - },
  - {
  - "description": "Low severity",
  - "value": "Low"
  - },
  - {
  - "description": "Informational severity",
  - "value": "Informational"
  - }
  - ]
  - }
  + "$ref": "#/definitions/IncidentSeverity"
  },
  "title": {
  "description": "The title of the incident",
  