{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How to perform authentication and management in a blockchain network?","a":"Distributed Ledger Technology: Each  node in a blockchain network stores the complete ledger data, including all transaction records. Through distributed ledger technology, transactions are recorded and validated across the network, ensuring transparency and security."}]}],"pr":"844d844cb074eecf1272b64f1f22353ac62ca1f1b25c86c314508df002b4ca98"}