public function jsonSerialize()
    {
        return [
            'id' => $this->id,
            'size' => $this->size,
            'link' => $this->link,
            'title' => $this->title,
            'caption' => $this->caption,
            'description' => $this->description,
            'type' => $this->type,
            'mimeType' => $this->mime_type,
            'meta' => $this->meta,
            'width' => $this->width,
            'height' => $this->height,
        ];
    }