Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCaH2lkz+0DSpEp4+0/IezVl8ipzmu2Zsm8NS+7haZQ5m0o00uTt4SiQXJO… (1,748 chars)"
  }
}