parent_command:crypto/defi
usage: newsletter [-l LIMIT]

Display DeFi related substack newsletters. [Source: substack.com]

optional arguments:
  -l LIMIT, --limit LIMIT
                        Number of records to display (default: 10)


Examples:
- To view the top 10 DeFi related newsletters: crypto/defi/newsletter
- To display the top 5 DeFi related newsletters: crypto/defi/newsletter -l 5
- For a list of 20 DeFi newsletters: crypto/defi/newsletter --limit 20