Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBqwmHpcYxOPfP8e/nYV/XF4+/kEz1lb50jct1QEkuP7A2VdpkdwrzO+jE6… (1,748 chars)"
  }
}