Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBSNkVW7lK2C9xHUuHabF3X6ks9J7NdHT380OUWaWIRkXB9DkRi8jelCm7p… (1,748 chars)"
  }
}