{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How can blockchain technology be applied to the construction of smart cities?","a":"Realizing data sharing and interconnection: Blockchain technology can achieve cross-domain data sharing and interconnection, ensuring the accuracy and security of data. This is of  great significance for the mutual coordination of data in different fields in the construction of smart cities, such as urban traffic management, which involves multiple aspects such as roads, public buses, and subways."}]}],"pr":"8baad4d5716aa08b175418aa409e255ed941e3c4c4cde1d7adafd03f95929960"}