{"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 length: Check whether the length of the digital signature conforms to  the specified requirements; generally, the signature length should be 64 bytes."}]}],"pr":"9d58913a96eac9d953b0e780cd8ba407de1b2e9c18d5654680ce840cde743e52"}