normalize() as $key => $value) { $this->settings->set('blueprint::extension.config/' . $key, $value); } return redirect()->route('admin.extensions.'.$request->input('_identifier', 'blueprint').'.index'); } } class ExtensionConfigurationRequest extends AdminFormRequest { public function rules(): array { return [ '*' => 'nullable', ]; } public function attributes(): array { return [ '*' => 'test', ]; } }