Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBxjvab3xqPOTsPt/dmkN+dIX6YIvx9lPHGILfAy6KKAC7bmRDM6hmtdJbT… (1,748 chars)"
  }
}