Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAC/5XfoN+UvrkV0G/9cJnEuO0BQI6Zd/pL3WJDhfYmEmZFXQLYswK0P1Xe… (1,748 chars)"
  }
}