Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFBGn/bCYP7yn8xaGnORh3WbbweUxc1sTs7BcJV8jLZxmfpTGpCEkB+5rl0… (844 chars)"
  }
}