Write PHP notification script in TELEGRAMs about SIP calls via api

What we have:

SIP-provider with API

A two-person call centre

Telegram


What you need:

Receive notifications in telegrams about the start and the end of calls.

To deduce the duration of the conversation as a result.

Each employee must receive notifications to a separate tg channel.


It has an API - https://zadarma.com/ru/support/api/#notify_out_sta...

My Tg - @Jdbrveid
I only work through a safe deal.
There is no TK, everything is described in this topic.