laravel_data_base_YS/app/Http/Resources/CommentResource.php

<?php

namespace App\Http\Resources;

use Illuminate\Http\Resources\Json\JsonResource;

class CommentResource extends JsonResource
{
    /**
     * Transform the resource into an array.
     *
     * @param  \Illuminate\Http\Request  $request
     * @return array
     */
    public function toArray($request)
    {
        return [
          'id' => $this->id,
          'user_id' => $this->user_id,
          'post_type' => $this->post_type,
          'post_id' => $this->post_id,
          'text' => $this->text,
          'created_at' => $this->created_at
        ];
    }
}