{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How is data verified on the blockchain?","a":"Digital  signature: Next, use a private key to digitally sign the encrypted data. Digital signatures can ensure that the data is not tampered with during transmission and verify the source and integrity of the data."}]}],"pr":"91c915c0e7c4c3b37b8fdb1b0ab64829cc9ef26ddb5ce5c52d98d802f76c9c08"}