Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDzQLH+WmgYhJ4Dg2ILnl6RwXlD3MxI+99wjC5alXivQXlv2NVfUpd0lvKi… (844 chars)"
  }
}