{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology address large-scale data storage and management?","a":"Distributed Ledger Technology: Blockchain adopts distributed ledger technology to organize and manage  data in a block-chain structure. Each data block contains a certain number of transaction records and is linked to the previous data block, forming an continuously growing chain."}]}],"pr":"35093f14c037f3785fa054672ba6e016b206f2f7d453a930ac3c18e776c611d5"}