Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAcqq3YAVpea2XULYbfP3RZhfl0E+zWG+zqvo/7b6K3Ql8/0AQptdAiJ3zS… (1,748 chars)"
  }
}