{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How do you determine if each digital signature is valid during a blockchain transaction?","a":"Validate the signature algorithm: First, ensure that the algorithm used for digital signatures is secure and reliable, such  as SHA-256 or other similar encryption algorithms."}]}],"pr":"125aa3e398596b158b06d417fb722b3d5331b1995ca51278a3c81428f9e3f56c"}