replace stream_key

[hennn]

hi i use the nginx rtmp module and i want to stream to instagram by this script and i use this code but idont know what i replaced by key stream

exec python3 /root/itsagramlive-master/live_broadcast.py; exec /usr/bin/ffmpeg -re -i rtmp://localhost:1935/live/name -codec copy -f flv rtmp://127.0.0.1:19350/rtmp/{stream_key}; i dont know what i use instead {stream_key} ? thanks

[hennn]

i want to replace automaticly everytime thanks

[hennn]

does any body have a solution?