{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the characteristics of Non-Fungible Tokens (NFTs) in blockchain?","a":"Distributed ledger: NFTs are based on blockchain  technology, with ownership and transaction records being recorded across a decentralized network. This ensures that NFTs have a transparent and tamper-proof history of ownership."}]}],"pr":"a961a7904d1239070fef7de2e49c78b4839b4141da4ef414eda0b5490379f271"}