Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFHU97E92bTCvwpUcr1HVAJU7Q2SiPAPl2dnbIfwIqWdgqKaBuVvv6Bti1c… (1,748 chars)"
  }
}