{"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 Time: Set the start and end time of the  activity to facilitate team cooperation and execution."}]}],"pr":"e86b42a5db2994f62404a6cfd53dd3ea7510f0877310643570840b3fe7870239"}