{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the conditions for protecting data privacy in the blockchain?","a":"Blockchain design: The design of blockchain should comply with data protection principles, such as ensuring data minimization, limiting the types of data that can be uploaded, and achieving data  anonymization. This helps to reduce individual risks while facilitating review by regulatory authorities."}]}],"pr":"7f9f6d9bc228f17ebf28a591e77145baf4d9e7d1f46413d611cd5dd09dec0694"}