Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQF/Gf4FocuUDegQUhmNzAHy4cojXMwarAKX0fgjjZ4r8kcjzwDP8VvwK8ac… (1,748 chars)"
  }
}