{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What is the environmental significance of blockchain?","a":"Improving energy efficiency: Blockchain technology can achieve efficient energy utilization. Taking solar energy as an example, blockchain can help achieve real-time  monitoring and dispatching of solar power generation, ensuring efficient generation and utilization of electricity."}]}],"pr":"c8c3f6891ebd8669205734f6066d282ea1ab8b5b9ecc03d9c81bbe25d04f848a"}