Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwB8qwkVs75sWwesH/4hd+MRX/WvDx/qd4bl69ZbE3hGPRgrLFsYp/6WxmWP… (844 chars)"
  }
}