{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How are account addresses generated in the blockchain?","a":"First, create a wallet structure containing the user's public key  and private key. The public key and private key are a pair of keys, where the public key is used to generate addresses, and the private key is used for signing and verifying transactions."}]}],"pr":"02b729357637526445301957dee0c35a645f5ea9865d78c85510623522f59fa1"}