Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBV33HrwEWF7UU3k+LtlBXAUHUi7cGTtPPeuxi2t/tZJn7x8NYg/5+S8i8P… (1,748 chars)"
  }
}