{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What conditions does blockchain technology provide for the implementation of smart contracts?","a":"Immutable data: Blockchain technology has the characteristic of immutable data, which means that once a smart contract is deployed and executed,  the contract content and transaction records cannot be modified, ensuring that the execution result of the contract meets the expectations of all parties."}]}],"pr":"badac79e5f44061d50036b355e930137f85701db66ccecabe06c62c0b87b1d41"}