Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGYbV8XP59Mz/UEhJtTozBgDj/JwekKSCWn6S73jGQnrQFvX3HvyR9G/kwk… (844 chars)"
  }
}