{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the future development directions of blockchain?","a":"Technological innovation: Blockchain technology will continue to achieve important breakthroughs in consensus algorithms, cross-chain communication, privacy protection, smart contracts, etc., improving the performance, security, and scalability of the system."}]}],"pr":"36baa4dda17f478b27bb23a29e26b619f4ac27691726593b14a172b0d965acb0"}