Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQGG/0blGw48jBnKVbEmPjqGGO4qKxzNWJgIBbPhcOncgk2RoeATAmQQ6tKg… (1,748 chars)"
  }
}