my trys to use the resatpai with activeform

_form_magazine.php

<?php
use yii\helpers\Html;
use yii\widgets\ActiveForm;

/* @var $this yii\web\View */
/* @var $model \common\models\base\MagazineBase */
/* @var $form ActiveForm */
?>
<div class="form_magazine">

    <?php $form = ActiveForm::begin([
        'action'                => \yii\helpers\Url::to(['/api/magazine-api/create']),
        'enableAjaxValidation'  => true,
        'method'                => 'POST',
        'validateOnChange'      => false,
        'ajaxDataType'          => 'application/x-www-form-urlencoded'
    ]); ?>

    <?= $form->field($model, 'default_title') ?>
    <?= $form->field($model, 'language_id')->dropDownList(
        \yii\helpers\ArrayHelper::map(\common\models\ps1base\Language::find()->all(),'id','default_title'),
        ['prompt'=>'Choose...']
); ?>
    <?= $form->field($model, 'hostname')->input('url') ?>
    <?= $form->field($model, 'color') ?>
    <?= $form->field($model, 'icon_file_id') ?>
    <?= $form->field($model, 'file_id') ?>
    <?= Html::activeHiddenInput($model, 'user_id') ?>
    <?= Html::activeHiddenInput($model, 'updated_at') ?>
    <?= Html::activeHiddenInput($model, 'created_at') ?>
        <div class="form-group">
            <?= Html::submitButton(Yii::t('app', 'Submit'), ['class' => 'btn btn-primary']) ?>
        </div>
    <?php ActiveForm::end(); ?>
</div><!-- _form_magazine -->