Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQATEe5YnAHEGC3K53L2vQhkyY/tDjFIg4Y4oVZHj7kEm1+fJC17+liGip90… (1,748 chars)"
  }
}