{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the security requirements for blockchain technology in regards to smart contracts?","a":"Anti-tampering: The source code and execution results  of smart contracts should have high anti-tampering capabilities, ensuring that the contracts are not easily tampered with or counterfeited in the blockchain network."}]}],"pr":"a4384e5e94398fea9f24dc4b920cc752d5322f276748f54ca9e56e14395329af"}