liwo/app/Http/Resources/TaskResource.php

<?php

namespace App\Http\Resources;

use Illuminate\Http\Resources\Json\JsonResource;

class TaskResource extends JsonResource
{
    /**
     * Transform the resource into an array.
     *
     * @param  \Illuminate\Http\Request  $request
     * @return array
     */
    public function toArray($request)
    {
        foreach ($this->getAttributes() as $attribute => $value) {
            $resource[$attribute] = $value;
            if ($attribute == 'watchers') {
                $resource[$attribute] = json_decode($value);
            }
        }

        $resource['tags'] = $this->tags;
        $resource['works'] = $this->works;
        $resource['comments'] = $this->comments;

        return $resource;
    }
}