main.py

import httpx
from fastapi import FastAPI, Request

TOKEN = "6770617809:AAEhytQUOl3uZOFINVE7-o0KkIoAz8perGU"
BASE_URL = f"https://api.telegram.org/bot{TOKEN}"

client = httpx.AsyncClient()

app = FastAPI()

@app.post("/webhook/")
async def webhook(req: Request):
    print('a')
    data = await req.json()
    print(data)
    chat_id = data['message']['chat']['id']
    text = data['message']['text']   
    await client.get(f"{BASE_URL}/sendMessage?chat_id={chat_id}&text={text}")
    return data