{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the application prospects of combining blockchain and Internet of Things (IoT)?","a":"Smart Cities: Blockchain-based solutions can be used for urban planning, transportation,  energy management, and other aspects of smart cities, improving the overall efficiency and sustainability"}]}],"pr":"69eecedbefb29515dc07fbe624666fc6dc812ed278bf4fc2ec3d44e4b3f05984"}