Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQD5tIfK4lZ0N71y5y8JyQUH7X5rviMz7Ct2xxs8Ma3XagFTJlmIfZbb9RzH… (1,748 chars)"
  }
}