Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB57f59Rg6AUOyxoOqxgr4Cf+MhFu2TUiz4LrfLtY6lyQcRPLBSu1IgXMph… (1,748 chars)"
  }
}