{"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":"Technical maturity: Blockchain technology is not yet fully mature and needs continuous optimization and improvement in aspects such as performance,  security, and usability. As the technology develops, balancing decentralization and centralized control to achieve efficient operation is an important challenge."}]}],"pr":"bf8505ee9915b23463652adee6c70f6b47f32750333430535ce565b14cb5401e"}