Python Self Bot Send Message Without Library

import requests
import random
token = input("Token => ")
token2 = input("Sunucu ID => ")
metin = input("Metin =>")
headers = {
    'authority': 'discord.com',
    'authorization': f"{token}",
    'accept-language': 'en-US',
    'user-agent': 'Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) discord/1.0.9002 Chrome/83.0.4103.122 Electron/9.3.5 Safari/537.36',
    'content-type': 'application/json',
    'accept': '*/*',
    'origin': 'https://discord.com',
    'sec-fetch-site': 'same-origin',
    'sec-fetch-mode': 'cors',
    'sec-fetch-dest': 'empty',
    'referer': 'https://discord.com/channels/@me',
}

data = '{"content":"'+metin+'","mention_everyone":true,"nonce":"8832898019423682'+ str(random.randint(25,66)) +'","tts":false}'

response = requests.post(f'https://discord.com/api/v9/channels/{token2}/messages', headers=headers, data=data)
print(response.text)