Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFCw7xzm6QmLx9KJI77+ASAjLKGQruY/OIe2m/QrJXUi1ub5hJBxOdF/CD6… (844 chars)"
  }
}