{
  "type": "object",
  "properties": {
    "subject": {
      "type": "string",
      "description": "Ticket subject"
    },
    "department_id": {
      "type": "string",
      "description": "Department ID"
    },
    "email": {
      "type": "string",
      "description": "Customer email"
    },
    "phone": {
      "type": "string",
      "description": "Phone number"
    },
    "description": {
      "type": "string",
      "description": "Problem description"
    },
    "priority": {
      "type": "string",
      "enum": ["Low", "Medium", "High", "Urgent"],
      "description": "Priority"
    },
    "category": {
      "type": "string",
      "description": "Category"
    }
  },
  "required": ["subject", "description", "email"]
}