How to find message id for forward_messages?

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How to find the message id for forward_messages ?

# coding: utf-8
import vk_api
from vk_api.longpoll import VkLongPoll, VkEventType
from vk_api.utils import get_random_id
def write_message(sender, message):
    authorize.method('messages.send', {'peer_id':sender, 'message': message, 'random_id' : get_random_id(), 'forward_messages' = event.id})
token = "SECRET"
authorize = vk_api.VkApi(token = token)
longpoll = VkLongPoll(authorize)
for event in longpoll.listen():
    if event.type == VkEventType.MESSAGE_NEW and event.text:
        reseived_message = event.text 
        sender = event.peer_id
        if reseived_message == "Альнур":
            write_message(sender, "Бот в разработке. Поэтому я не могу делать оповещения.\nЭтот [all.alll.alll|еблан] не до конца сделал меня.")
            
        if reseived_message == "бот":
            write_message(sender, "Лучше пиши слово Альнур")