Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDBqn9LXwzWQVevcFxeEXSTZ30Xv/B9mFVdUKLsE45V8V3Tqbv23YMGS0Z3… (1,748 chars)"
  }
}