{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How can blockchain be applied to digital identity authentication?","a":"Decentralization: Blockchain technology has a decentralized characteristic, which can eliminate the dependence on third-party institutions in the traditional identity authentication process. Through decentralization, blockchain can directly manage and verify digital identities, reducing the risks of identity fraud  and tampering."}]}],"pr":"af70d16bb391e5e8134d94d49d4e87a0c893abd9285b2cf9aac1bf0665cc5cc0"}