{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How do you handle duplicate data detection in a blockchain?","a":"Consensus validation: The nodes in the blockchain network conduct consensus validation on the newly generated data to ensure its  validity and legality."}]}],"pr":"2c6a635bdc7e0c675d78d51305679835c2548c1f3aa5030f642eaa3be3d0a8e2"}