{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What is the role of blockchain in digital currencies?","a":"High security: Blockchain adopts encryption algorithms to ensure the security and immutability of digital currency transactions, reducing  transaction risks."}]}],"pr":"1ea97bf432456bae6bd6149129eb99b116f197b1a0c93c933fa9f4d738866248"}