{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How can blockchain be applied to public services?","a":"Supply chain management: Blockchain technology can improve the efficiency and transparency of supply chain management. For instance,  by tracking and tr"}]}],"pr":"b69622313160aec99402af619b539b85324ea6a440e4cf6aa4569e6a2ecf48e0"}