sfGuardGroup::postUpdate

{
  "version": "0.1",
  "data": {
    "id": 7,
    "name": "instructeurs",
    "description": "Instructeurs kano verhuur",
    "created_at": "2025-08-18T09:00:00+00:00",
    "updated_at": "2025-08-18T09:20:00+00:00"
  },
  "meta": {}
}

Explanation:

• id: integer.

• name: non-empty-string. Unique group name.

• description: string|null.

• created_at/updated_at: ISO 8601 datetime strings.

Webhook selection: use sfGuardGroup::postInsert for creations and sfGuardGroup::postUpdate for updates.