Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwB8dx9q+FUoVWgWyXIhZu6T6UdXNQmD8kcBBVXTHeRlk0aocSUkTBZzNG9b… (844 chars)"
  }
}