$new_days_count = Carbon::now();

dd($new_days_count);

Carbon {#764 ▼
  +"date": "2019-07-20 19:06:49.119790"
  +"timezone_type": 3
  +"timezone": "UTC"
}

Carbon {#764 ▼
  +"date": "2019-07-20 23:59:59.000000"
  +"timezone_type": 3
  +"timezone": "UTC"
}