Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGPVwCpgpIQfaFqrgAWrJNQkwXnca+2n67Be6rMHQSErDtYLFAbb9lQs2jc… (1,748 chars)"
  }
}