{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How to handle the risks of blockchain upgrading?","a":"Risk assessment: Assess the potential risks that may occur before the  upgrade, including but not limited to technical risks, security risks, business risks, etc. Based on the assessment results, formulate corresponding risk response measures."}]}],"pr":"e1ddc718322d06f3bdc028b00541643d9a2c25c8a695d5419e9390926349810c"}