{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the future trends of blockchain technology?","a":"Development of underlying technology: As blockchain technology is predicted to  be an important technology leading the fifth technological revolution, more breakthroughs will be made in domestic independent technology research and development in the future, in order to address challenges such as trade wars."}]}],"pr":"1297ff1aa70ebebce51eddd3c4a29b061d70d96b25c7d84fda9531339cbb1122"}