{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How do blockchains handle account signatures?","a":"The user creates an account, which usually includes a public key and a private key. The public key is used to receive transactions  from other users, while the private key is used for signing and verifying transactions."}]}],"pr":"5a30312362fa45271b1d0dc90f98579606f263588e4f921447c4bf7aa0730844"}