Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCOjHa9Lu1UF4FBhC17+SVk/Zk43bSz9ixth3zD/NayqSEfGhDGUht+MJjc… (1,748 chars)"
  }
}