Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBOcwqb1dbybiEyGTCZmlPTXvs6jNwbOalQvaFtBx4CtBPVi3uexrNSy5BF… (1,748 chars)"
  }
}