Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBb0k8XqzJkoX/OGUpAdk/k5w3lUwgG/cPbm+hqpAy3KlS+rOc0YZ85Miv+… (1,748 chars)"
  }
}