{"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":"e64f5d06d63da4a9f32e962c2cc1795c0b2619bacbfb6e91abd0657288ecd137"}