Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBqDcysu1tpzklTSHaTn8h7q7QR3FS3uYDVl44tYYVUUxKXLD81l9e8Kcap… (1,748 chars)"
  }
}