{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain ensure data privacy and security?","a":"Immutability: Once data is recorded on the blockchain, it cannot be altered or deleted. This feature ensures the integrity of the data and prevents unauthorized modifications."}]}],"pr":"6c8c8324388403c4a33522f8a0f425b7b568cf22c619fec389d1e7a87f45f518"}