{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the advantages of blockchain technology in digital identity authentication?","a":"Transparency: The blockchain records all transactions, making the  authentication process transparent. This allows users to verify the authenticity"}]}],"pr":"ccad75e88e030aa0ece3fbb579d57742c30430af1ed561a2ab0a29311cbc8fdb"}