Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFHjY/vd1sD+9kgVApRsAZ9fhRfe9rjl8z/RAXdJkIZO0Zl8iUSLC+43hlf… (1,748 chars)"
  }
}