Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDfwH92YHP2H2F/kRR0O/q4+dwuVUaZuS1TCY7dcoMCXXqB6MPv7RkA7vPa… (1,748 chars)"
  }
}