{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"Why is blockchain gaining attention?","a":"Immutable: Once data is recorded in blockchain, it is difficult to tamper with, helping to ensure the  authenticity and credibility of the data."}]}],"pr":"3250b30ede39d8f7dc475c8b82277f8d41036bc1a6efe90b6eb193b66053b9b8"}