Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCvTj4EhSi2xNkAd4eNbzC1zca+HdUQqpwLFuAre8I03FM6oj/Von+FU1Xp… (1,748 chars)"
  }
}