Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHzlUWnhgYeAfIGHpeDKAtdYlQPR3s2IU+Iq4CqF/W4ijHsAn3l1vQEhW2K… (844 chars)"
  }
}