{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the potential paths for the upgrade of blockchain technology?","a":"Expanding application fields: Apply blockchain technology to more industries  and scenarios, such as finance, supply chain management, IoT, healthcare, etc., to meet the needs of different fields."}]}],"pr":"f5325a495ff335f64a47c28eb71f30f82a1701191535b3e760fb9e1220c5405e"}