Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQEmIYJgSX+0sS6e9Zr0FbHFhZQBh9IvZR7HFdqPHaYQQiE1INv+ofsqw9lJ… (1,748 chars)"
  }
}