{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology maintain the effectiveness of smart contracts?","a":"Transparency and traceability: The blockchain network  maintains a public ledger that records all transactions, making the process"}]}],"pr":"7eedf972bb3483dbc07b7490d349b8cd76926bb55fa2572357c828aacc22f141"}