src/Iadvize/ApiRestClient/Request.php
public function removeDisplayField($displayField)
    {
        $key = array_search($displayField, $this->displayFields);
        if ($key) {
            unset($this->displayFields[$key]);
            $this->displayFields = array_values($this->displayFields);
        }
    }
public function removeDisplayField($displayField)
    {
        $key = array_search($displayField, $this->displayFields);
        if ($key) {
            unset($this->displayFields[$key]);
            $this->displayFields = array_values($this->displayFields);
        }
    }
Remove display field

@param string $displayField