{"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":"3af74df8e97e163c51d0f43765f4918424dfdb72b5fc8eb5450e6a4e29f1fe43"}