Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQHBCDYbu7qWle6R3c//0zYg4hfqOXXSNxxOHE+1UZU5p1BO12d8iuwv2jmF… (1,748 chars)"
  }
}