{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How do you handle balance transfers between sub-accounts in a blockchain?","a":"Create transfer transaction: When a user initiates a balance transfer request, the  smart contract judges whether the transfer conditions are met according to the pre-set conditions. If the conditions are met, the smart contract will create a transfer transaction, specifying the source account, destination account, and transfer amount."}]}],"pr":"bbef8474686efd111774466b7c9f1f909aa310c114166aa9d0968ee877ba3320"}