{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the security risks that blockchain upgrades may pose?","a":"Data loss: During the upgrade process, if a fault occurs, it may lead to  the partial or complete loss of data, affecting the integrity and reliability of the blockchain."}]}],"pr":"c8e08c533086d24283f85962c00d9e9da410a3c74a7d72d7bc6539af23fd8e4c"}