Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQLLacNqPyO/jAidHqJb6ZNjwAoJz9g7x4ujr82q9A5M93fV5pKmVE9YjqlK… (1,748 chars)"
  }
}