Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAJ71Ui+voA2+bKGgPM005cu3N8i/2QsnJZdPt1O41r4hpkOZPXhwpcPXZS… (1,748 chars)"
  }
}