{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology ensure the atomicity of transactions?","a":"Distributed ledger:  Blockchain adopts a decentralized distributed ledger storage, where transaction data is recorded on multiple nodes rather than on a single server. This distributed characteristic makes it difficult for transaction data to be attacked or tampered with, ensuring the security and reliability of transactions."}]}],"pr":"3ca0d29d586d7c36a8f73e6257ac5ef96280b5ed2714a9016ef2211912cc91d5"}