Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCE7yD7X9wNEWk/2tp6PoocIiaLNMNGgkWLT53eVJOnBiD0CXjD+Tn7GwOz… (1,748 chars)"
  }
}