Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAZEgkYwH7Hs8cFjXPaJyZxvmwSpvOz4E6crb2WuAIY0lxQrgu4nTuRz9JZ… (1,748 chars)"
  }
}