{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology improve the existing financial system?","a":"Security and anti-tampering: Blockchain technology uses encryption algorithms to ensure  the security of transaction information, prevents data tampering, and improves the stability and reliability of the financial system."}]}],"pr":"8c1c854e7e7da0f562dea1ba5db8f20fd38afce3336d76b28b08e8e6f3cdd14f"}