{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How can blockchain technology be applied to improve the efficiency and security of digital currency transactions?","a":"Transparency andtraceability: The blockchain provides  a transparent and traceable record of all transactions, making it difficult for individuals or organizations to manipulate or"}]}],"pr":"1e73d4872fad1e4fa2dd04fad35d174648e35228af833ca7f7058a1c3b9c0fc6"}