{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the revolutionary changes that the decentralized feature of blockchain technology will bring to existing centralized systems?","a":"Enhanced security: Data in a decentralized system is difficult to tamper with because each node stores the complete transaction records. Once information is verified and added to the blockchain, it is hard to modify. This enhances the data security in  centralized systems."}]}],"pr":"ba6cd341dce4c7108451b83a625b9bda0476f3a90895b05f33de33716861809a"}