{"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":"9ed53d365442054bd666cf6a0f9802c3269f0f8ad9afa28218ddc44429887f56"}