Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQG6MlcEMNrBI9ByZPwSlbYfNX09cZlpfGEOZj1Xs8cjF0WdGJKRtiX/JmA9… (1,748 chars)"
  }
}