{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"The purpose of blockchain upgrading is to enhance the performance, security, and scalability of the blockchain network, as well as to introduce new features and functionalities that can benefit users and businesses alike. This can involve improving the underlying technology, optimizing the consensus mechanism, or modifying the smart contracts on the blockchain. Overall, the goal of upgrading blockchain is to maintain a robust, reliable, and innovative platform that can support a growing ecosystem of applications and users.","a":"The main purpose of blockchain upgrading is to enhance the performance, security, scalability, and adapt to the constantly changing market demands. Through upgrading, blockchain technology can be optimized, existing problems in the system can be solved, thereby providing users with more efficient, convenient, and stable services. Meanwhile, upgrading can also promote the application and  development of blockchain in various fields, facilitate the deep integration of blockchain technology with the real economy, and bring innovative momentum for social and economic development."}]}],"pr":"ffb91318ed40eba05308f50272d5f95ffd9799dd173e540823bca5a7598b8db9"}