{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology impact the security of social networks?","a":"Data  integrity and traceability: Data in blockchain technology possesses high integrity and traceability, as each block contains the hash value of the previous block. This makes it challenging for hackers to tamper with existing data while facilitating the tracking and identification of malicious activities."}]}],"pr":"3fd8ff4883cd767f3d8d99e19ed93692f08ce5119d574d82bccdcec5a59ee8e0"}