Why my telegram bot do not answer back?

Rasa Open Source
1

why I received that msg :

 POST /webhooks/telegram/webhook 501 Unsupported method ('POST')
2

What rasa version are you using? What command did you execute? How does you credentials file look like?

3

@Tanja thx so much but the problem has been solved thx again

4

@hajoura, Could you please help me how to solve the

 POST /webhooks/telegram/webhook 501 Unsupported method ('POST')
5

@rahul.agl021 you must use ngrok with https not http