Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBx6i5MEvAiJdxN3flrp4bdoUBp5gYGgo5iDUhX99EpVnL7k1G7t+z58KBY… (1,748 chars)"
  }
}