Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAOW6PJeD6OFOD7lufgj5TgOZD7YNhbPdUAMWfjKtEBPmGHo6FHo3A4rAQw… (1,748 chars)"
  }
}