Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBAf/d2+y3ZlA4JA3yMjYXhUMWB1ZJlA3LBV9T/NQwJDxlRPkGCChUkTCiZ… (1,748 chars)"
  }
}