if event.type == VkBotEventType.MESSAGE_NEW and event.object.message['action']['type'] == "chat_invite_user":
    id = event.object.message['action']['member_id']
    get_user = vk.users.get(user_ids=id)
    vk.messages.send(peer_id=event.object.message['peer_id'], random_id=0, message=f"[id{id}|{get_user[0]['first_name']} {get_user[0]['last_name']}], привет")