{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How can blockchain technology be applied to digital content copyright protection?","a":"High transparency: The blockchain technology ensures  that the transaction records are transparent, as each participant can view the entire history of transactions on the blockchain. This feature helps to prevent unauthorized usage of digital content and promotes fair trade."}]}],"pr":"272e10c1c86791722d59f7d22ea78980a5368cb7bfbcf0bd503667754f689639"}