Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQB9eOJepkq3pJRz5tlUG/4S4TQIvM7SCjeZnJfdHz4+ijPJY3EyX1Qv7VnO… (1,748 chars)"
  }
}