Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBkdYX1qdbR4xqZ5TLj3j+OXA6Lr3ZfQNtsr3hSpsdCISJwS4U8KN0IuQr2… (1,748 chars)"
  }
}