Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFHRO/wZynsshDZUVgO1/wcKWVtP7KOj3dU7KunK5FBh3k9D8UBNfED16sC… (1,748 chars)"
  }
}