Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQE3cZ4LQBfGyxzY9+6RhhXCa1umhML+dg9x9TX4Bz5l7RuCj3ANLDHauRBs… (1,748 chars)"
  }
}