{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How to verify if a specific matter is valid?","a":"Understand the background of the matter: First, understand the background information of the matter to better  judge its authenticity. This includes knowing relevant individuals, organizations, dates, locations, and other elements."}]}],"pr":"11a2b3adae4c7663db9e8c509604bd003c4002fc25528f2c932a3ad6a919e4f7"}