Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCni2a7MXDCWDNWk3geLcXBMFZ+4Alke8Tm8EfSwZGHEnWK4zPy2wZ0dj9D… (1,748 chars)"
  }
}