{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How do NFTs in blockchain achieve unique ownership and identity authentication of digital content?","a":"Decentralized Storage: NFTs are based  on blockchain technology, storing information about digital content on multiple nodes in the blockchain network. This decentralized storage method ensures the security and immutability of data, providing a foundation for the unique ownership of digital content."}]}],"pr":"f6e65a6ef526f527070f1e8905bf27e82e5941bfc7affa6b0790d64f668b466e"}