{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How do certificates work in blockchain?","a":"Data encryption: Certificates can encrypt data in the blockchain, ensuring the privacy  and security of the data. Only users who possess the decryption key can access and process this data, preventing data leaks and tampering."}]}],"pr":"1891794a2eafe8949a6737d3acb4fc6df2a29991e811d7fbba0284f5a2ffee2d"}