neiyou_user_web/app/Http/Middleware/Authenticate.php

<?php

namespace App\Http\Middleware;

use Illuminate\Auth\Middleware\Authenticate as Middleware;

class Authenticate extends Middleware {
	/**
	 * Get the path the user should be redirected to when they are not authenticated.
	 *
	 * @param  \Illuminate\Http\Request  $request
	 * @return string|null
	 */
	protected function redirectTo($request) {
		if(!$request->expectsJson()){
			return route('login');
		}
	}
}