Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQEzajbJJPEs7X6NJ0ss6JBthH/ubAMQEikGQtDwvOlL1Ugt5FhXSztD8jWP… (1,748 chars)"
  }
}