{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the fields in the proposal for launching a transaction reward activity?","a":"Activity Background: Briefly introduce  the background and purpose of the activity, including market environment, competitor analysis, user needs, etc."}]}],"pr":"f53d31120832a90beaf2af2b208b225f4996e6681d52561ec295cac42652a6b6"}