Alarm Code

hello, I want this indicator to give BUY signal when green zigzag line appears and to give SELL signal when red zigzag line appears. But how do I write the alarm code?
The whole code of this indicator:

That is indicator: https://www.tradingview.com/script/PkG2p43H-ZigZag-Multi-Time-Frame-with-Fibonacci-Retracement/

Hello there

Did you ask to the script author in the comment section of this script already?

Anonim:
Merhaba oradaki
Senaryo yazarına zaten bu senaryonun yorum bölümünde sordunuz mu?

Yes, I asked the author, but she did not respond.