Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGzHjX5WSq1HRUdMCXnmXeE0YNHTgVYiJqUY+rKUc1473lS0y0r5IMHpFmN… (844 chars)"
  }
}