Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQG2ua6POVzd1ngRy3feTqzfBjWY7g8Dvtk/BExEJ1qtVAAW3Hu+4FYIz8a9… (1,748 chars)"
  }
}