Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQD+pKvfNbGs6x6E5SeXMpTYtX5G7RqIrH4BMu+LMmws6k0v9PYJ5tyjYaYh… (1,748 chars)"
  }
}