Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB1WMxYtBYCEoYSMeUoo+CnLB0nwWaVJlXls8wOEyhX4GhJ6qVyTAU1bzDP… (1,748 chars)"
  }
}