Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBpOCup17djgO8vBd0mlkEHbhEpj0aN5yoO9obzS82i33lsR0jK3UDWwG5H… (1,748 chars)"
  }
}