Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBEUu6mN1QhETptmjuSBf08Zsi07cdPkmJjMS6wnwGY7gb/Yw2g0kMqC3SY… (1,748 chars)"
  }
}