Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQEEgCD69FRhYAz8gihz+pNKGa8/OfHrwRMfb6A8zd4YwgHIB5+Xpzxu9dkx… (1,748 chars)"
  }
}