Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQACU6YrxYm4uPDd5LXy+kQVyYsSO4k1qv/eUb74JGQIvXiEwINnuN8X9cW2… (1,748 chars)"
  }
}