{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology ensure the security and reliability of smart contracts?","a":"Decentralization: Blockchain adopts a decentralized network architecture, where data storage and transmission are no longer dependent on a single central server, but are distributed across multiple nodes. This decentralized  feature eliminates the risk of single-point failure and attack on smart contracts, thus improving the overall system stability."}]}],"pr":"7b7cad1a54a400a391e6044106dfc4172e98f26ea381502a36c14306b5db595d"}