Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBk0wSG6BA61JuEMSuooUxzh9d6FCJdqg+KVz8/Ar4DxDCCM5zfa2J2vBTz… (1,748 chars)"
  }
}