Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQHN5Bpe6QHqrEiLbbpne35bhaVj+z3jGcu0C9Bxv8j2FxzBmYM+DbDLXJHA… (1,748 chars)"
  }
}