Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBtnwF8/EUyotq9uj9QLIjO2UX+nCln3a9xmow1G8hbaB8BXT8XpV3FSqzV… (1,748 chars)"
  }
}