{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How can blockchain technology be applied in digital identity verification?","a":"Controllable identity information: Blockchain technology allows users to have control over their identity information, ensuring that their personal data is protected and used appropriately."}]}],"pr":"7c52a4e46988e757655d0782dcb76e540130f9b4446934e807592546d84b6aba"}