Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFVMirEJOZTTObU5xu0SquDMARyUyAKKJsZdI/t9RndZ2Rvz7Pd2h3IzqmD… (844 chars)"
  }
}