{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology solve the problem of digital copyright protection?","a":"Unique identifier: By assigning  a unique identifier to digital works, blockchain technology can help copyright holders more accurately track and identify the usage of their works, making it easier to monitor and prevent infringement activities."}]}],"pr":"736c98713c911b09bf14db5223af2888a4952f321fccec9c1e1c9299c151b3ac"}