{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the development trends of blockchain technology?","a":"Reduced fraud: Through decentralization and trustless transactions, blockchain technology reduces  the risk of fraud in transactions."}]}],"pr":"284fdb416f1a53518865fc056a53073612a0ebd7ce02799f15891b5851885bcb"}