{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the characteristics of smart contracts in blockchain technology?","a":"Immutable: Blockchain technology uses encryption algorithms to ensure the consistency and immutability of data. Therefore,  transaction data in smart contracts cannot be tampered with, enhancing the security and reliability of the system."}]}],"pr":"7f78b4893c21005fb45f8801af78158b841614643d9c633ca59911538d0e48d9"}