Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBClkvBqh5YJXsPFx2EyroNjGHbzu/1JK6VgqQzsk8pDmvt0MutX0Y6HArq… (1,748 chars)"
  }
}