jiqu-library-server/app/Endpoint/Api/Http/Resources/UserResource.php

<?php

namespace App\Endpoint\Api\Http\Resources;

use Illuminate\Http\Resources\Json\JsonResource;

class UserResource extends JsonResource
{
    public function toArray($request)
    {
        return [
            'id' => $this->id,
            'phone' => $this->phone,
        ];
    }
}