ChatThreadRecentGetResponseSerializer_V2

Top-level response wrapper following Ejento collection + pagination standard.

items: flat list ordered by last_active descending (most recent first)

meta: { count, num_pages, current_page } when paginated=true, null otherwise

{
    "items": [
        {
            "thread_id": 0,
            "thread_title": "string",
            "agent_id": 0,
            "agent_name": "string",
            "agent_image": "string",
            "last_active": "2019-08-24T14:15:22.123Z"
        }
    ],
    "meta": {
        "count": 0,
        "num_pages": 0,
        "current_page": 0
    }
}