{"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 breakthroughs in consensus algorithms, encryption technology, cross-chain communication, and other aspects to improve system performance, security, and scalability."}]}],"pr":"771f1a19ff8d71e0a8275000c40e6482a2c27a19c5e5363415059339e1746bcd"}