Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEbS4IYXWy01B/QiDEOA/uiXMfg3F6cL9YtcoSpfFDEcE/Z/u5XzX24HcWV… (844 chars)"
  }
}