Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBe1csrKm4Osv+cAf5E0e8KdYVuAVKUSgtsOZIAFHFGyl/aYkIds8DCO5dF… (1,748 chars)"
  }
}