{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology support copyright protection?","a":"Immutability: The blockchain technology has the characteristic of being immutable, which means that once the copyright information is recorded on the blockchain, it becomes increasingly difficult to  tamper with. This helps to ensure the authenticity and accuracy of copyright information, providing a strong guarantee for copyright protection."}]}],"pr":"d92147836ff6b45271355885d0fc90efb6aab765df29731e5204300e9458ce79"}