Read data from Json when passing from view to controller in PHP

I have a problem when i passing data from view to controller in laravel 5 In controller, i receive is:

array(2) {
  ["usercode"]=>
  string(72) "
                                SK20160005
                            "
  ["password"]=>
  string(70) "
                                oepyjrhy
                            "
}

i have try to read data from it, but not success. Someone can help me. Thanks so much.

via Chebli Mohamed