Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAMJLXV0uh6xBIQBu5gK1Cu1ErxnffQYbXXWawG/1fww0yg1NfTiT+tJztI… (1,748 chars)"
  }
}