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```bash curl \
- H “Email: lah.data@gmail.com” \
- H “Tags: warning,skull,backup-host,ssh-login” \
- H “Priority: high” \
- d “Unknown login from 5.31.23.83 to backups.example.com” \
ntfy.sh/alerts curl -H “Email: lah.data@gmail.com” -d “You've Got Mail” ntfy.sh/alerts curl -d “You've Got Mail” “ntfy.sh/alerts?email=lah.data@gmail.com” ntfy.sh/alerts ```