Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCScOJ+sXWPK52bWbM2Oct3nKgziH9cfcg1gG30w6KYXVb6MifoVLc8z8nf… (1,748 chars)"
  }
}