Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEXDZV9qoSuq60ZvRT+Kg8SXTXLvg8T/MYhNh71zppCxmILJhqTZ2+MWlbm… (844 chars)"
  }
}