{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How can blockchain technology be applied to digital identity management?","a":"Data Encryption: Blockchain technology utilizes asymmetric encryption techniques  to securely encrypt data, ensuring the safety of identity information. Users can autonomously control shared data and only provide identity information when necessary transactions occur, thereby reducing the risk of privacy leaks."}]}],"pr":"5a383677befb0beb1b801832dc2983994c8a29d411e38bf43dcf122f07b503c0"}