Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC2KzmjNMxUXim94D0VK6xOAnBTgIBi3pB9+VETnUsawQM4LTlreo3VgKHh… (1,748 chars)"
  }
}