{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the potential challenges that blockchain technology may face in its future development?","a":"Regulatory policy: As blockchain technology continues to develop, regulatory policies will also evolve. How to respond to and adapt to these changing regulatory  environments is a crucial challenge for the blockchain industry."}]}],"pr":"c416b35602d82319e2a87a91f6fdc7bb3b11d1a592c20a37ffaca44a399c325e"}