{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the roles of Decorators in Blockchain?","a":"Improve code reusability: By abstracting common functions into decorators, it is  easy to add the same functionality to different types of functions or classes, avoiding repetitive writing of similar code."}]}],"pr":"f60d9bd9d5f7bc0c52d6774fd84802af0634b56deb638ca99f1c68adf6d77b49"}