{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How do you verify signatures in off-chain messages within a blockchain?","a":"Digital Signature: Digital signature is a technology used to verify the integrity and authenticity of messages. The sender uses their private key to sign the message, and the recipient uses the sender's public key to verify the signature. Digital signatures  ensure that the message has not been tampered with during transmission and also prove the identity of the message sender."}]}],"pr":"3706a5758151ef64460380ee61fd7269d486b355fe45bb4f3b0bcf119c977a4a"}