curl --request GET \
  --url https://demo.onlinebillingform.com/api/v2/ticket/lists \
  --header 'Authorization: Bearer <token>'

{
  "success": true,
  "tickets": {
    "current_page": 1,
    "data": [
      {
        "id": 1,
        "subject": "Cannot access my invoices",
        "user_id": 42,
        "assignee_by": null,
        "status": "open",
        "support_department": "Billing",
        "priority": "low",
        "last_action": "Created"
      }
    ],
    "per_page": 15,
    "total": 1
  }
}