{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology ensure the authenticity and integrity of transaction information?","a":"Decentralization: Blockchain adopts a decentralized network architecture, which means that data storage and transmission no longer depend on a single central node, but  are distributed across multiple nodes throughout the network. This decentralized feature prevents single-node data tampering."}]}],"pr":"f21c6a563c6998840ec98bc397a08b12ab508bd91efd2ecb00bba3fa6631dfc7"}