curl --request GET \
  --url https://api.orderly.org/v1/public/campaign/stats

{
  "success": true,
  "timestamp": 1702989203989,
  "data": {
    "volume": 65615479.490133,
    "user_count": 1680,
    "sign_up_count": 1680,
    "updated_time": 1750766370033
  }
}