Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQHYU2sw8w1sSfsePkr/UeU0J7OwP4LT2KvtSlpD6bF9ghwyc3OHZPh8cmXz… (1,748 chars)"
  }
}