{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How can blockchain technology be applied in the field of identity authentication?","a":"Decentralization: Blockchain technology adopts a decentralized network architecture, where data is not stored and managed on a single central node, but is distributed across multiple nodes throughout the network. This approach  reduces the risk of attack on a single node and enhances the overall security of the system."}]}],"pr":"fa2f345c73592dd2f542e0864aa7641a51592d3fccecdabf663e05184dbe0e96"}