Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCg8Q8uEEjKeG/KcKYYgmFlr9WYHJWSqswrYLnr0AlKPzOjAb9V7/fH9EBX… (1,748 chars)"
  }
}