{"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":"42514aa54496ef5caa760bbf589e61beaf789f24395dec397b4f7f081b93acd1"}