{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What is the role of blockchain in digital currencies?","a":"Decentralization: Blockchain technology adopts a distributed network architecture, eliminating the centralized control in the traditional financial system, and improving the autonomy and security of currency circulation."}]}],"pr":"d97b7732767f794468c67efc67a18bfe92a39f3d7d3e8fd651942440008a95db"}