Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCt6kqJeJ4zEK0V536pHFXzGZgRfT2KKcuNKsn1lPapuwlz4E6ZALC+hPge… (1,748 chars)"
  }
}