{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology apply to the field of digital identity verification?","a":"Biometrics: Blockchain technology can combine biometric technologies such as fingerprint recognition and facial recognition  to ensure the uniqueness and authenticity of digital identities."}]}],"pr":"a94404e8232faaf8b74a59a5df9ac18b29abc21e7c19e17f42088f45a22ba257"}