NerdsAndCompany\Schematic\Services\Fields::unsetData PHP Method

    private function unsetData($name, array $definitions)
    {
        if (array_key_exists($name, $this->groups)) {
            unset($this->groups[$name]);
            foreach ($definitions as $handle => $definition) {
                unset($this->fields[$handle]);
            }
        }
    }