{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does distributed storage in blockchain ensure the security and reliability of data?","a":"Blockchain technology provides secure authentication and authorization mechanisms, ensuring that only authorized users can  access the"}]}],"pr":"54279a55aab905a6a6f272d3fa8c395157f84689b0ace49cd88d5130ef832e26"}