Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCqt1AlcBIq0gPHFG4ZkLODCpbcXVbELTicZubxhsqlYi01193w7WY9wvQJ… (1,748 chars)"
  }
}