Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBi5A72tHKYt9TNPFpCYLXdFbwZh5CCfSQdw1KrDVaKTQZdmF7/8loaPsBP… (1,748 chars)"
  }
}