{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What is the role of blockchain technology in enhancing the security of electronic contracts?","a":"Decentralized storage: Blockchain technology uses a distributed node consensus mechanism to store electronic contract data on multiple nodes in the blockchain network, thereby avoiding  the security risks that may arise from a single centralized storage."}]}],"pr":"ba29cd2a82f253a90d2951605866422d37ceedfc388e9e9e90b98111aadaf4af"}