{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How do the newly added features in blockchain coordinate with the existing systems?","a":"Develop an adapter layer: Build a layer of adaptation between the existing system and the new functions in blockchain, which  is used to handle matters such as data format conversion and interface calls."}]}],"pr":"b1ba7bb5f94284d28cc31a8ed120cd7eb1bff18bfb230f0df22db6b279b696b8"}