{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology improve transaction transparency and security?","a":"Immutable data: Blockchain uses encryption algorithms to ensure the security and integrity of data. Once data is recorded on the blockchain,  it is difficult to tamper with, thereby improving the reliability of transaction records."}]}],"pr":"2636b02aedba68fdbe77adccf279ee7cb1b1b2565b271549f9a1779d9346d0d3"}