{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How do you generate unsigned transactions in a blockchain?","a":"Create a transaction: First,  an object representing the transaction is created, which contains basic information about the transaction, such as the sender and receiver addresses, transaction amount, etc."}]}],"pr":"667199c8786ee3d9b09306426092d472398809724cea1afa692c818e2813e4d2"}