Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBNJumzlfoxXKIw6lpt4Se7WMuFTQ5rSTqKGUAgTyH7gRf7pnNSSZZ5VhpZ… (1,748 chars)"
  }
}