Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCUvAAJdEXB69irGhLN/bYQIVVLQjwKqANp5yprAO9Rxg2FZV4AIYNZG3CO… (1,748 chars)"
  }
}