{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the shortcomings of blockchain?","a":"Scalability Limitations: The transaction  throughput of blockchain networks is limited, making it unable to cope with large-scale transactions."}]}],"pr":"18afe747bee73b8b2380e674373df84b91b79ef916f58608a8894cd4477a5c68"}