Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQFPMRMrZhSEmY8qdzCMDegkWx4TMg2fSiKkMWsJHE9hCnHagkjT+MjH9FzA… (1,748 chars)"
  }
}