{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What is the role of hardware wallets in blockchain?","a":"Offline transaction verification: When conducting transactions using a hardware wallet, confirmation is required from the wallet's  confirmation button to ensure the smooth progress of the transaction."}]}],"pr":"e23ff10ea2542fec383fa9260f823ff1914c69fc3efde97b634908d5b0dec7e2"}