{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the innovations in the combination of blockchain technology and financial technology?","a":"Digital identity authentication: Through blockchain technology, secure digital identity authentication can be achieved, avoiding identity theft and fraud, and improving the security  of financial transactions."}]}],"pr":"94c84ee6f5677bdef29fb4b6eb17e4ecf4acd5a1998c7f0087927d96285ca7a1"}