{"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":"985d881605c9fe3a3e68c9e75b27ed8c8324c04f7b727ccb0e332d65141515c7"}