{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What is the role of digital signatures in transactions within the blockchain?","a":"Data integrity: Digital signatures can ensure the integrity of transaction data, preventing data from being tampered with during transmission. When the transaction data is signed, any modifications to the data will cause the signature to fail, making  it easy to detect."}]}],"pr":"c70a1a261a19726d254bc1585944683c5aea614c07b7fd486320918bfa132330"}