Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBCQ2/n+TBlOLEpvw4LYyi2SYW+e8mRpZKGtgjqFiGA5md9bfa6uY3s4tfq… (1,748 chars)"
  }
}