Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDPNIpTldpbQVbNxP9QbFxEy34bJlG3de5eU1hYov+UJhxDth2c/7KGU8Xp… (1,748 chars)"
  }
}