Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCBVzc7qkI4RjcSfN7vNA/Zi6x8Ho9KVESdLnYHL/VTzluONCUl5K9jShX7… (1,748 chars)"
  }
}