Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCEmJrQc9VVxLcaiI+HkA9stQCjMQPA4zMtVu25/HnRUwOkLDFUxqO7Oi0B… (1,748 chars)"
  }
}