Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCLz8lgNVrgzHdnHca0P2+TOSPKT4iNUgb/LHao0VwNJSPD0wuJ9tqS4YJ4… (1,748 chars)"
  }
}