{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the functions of the Handler in the blockchain upgrade module?","a":"Upgrade Request  Validation: Validate the authenticity of the upgrade requests and ensure that they meet the predefined criteria."}]}],"pr":"78452950f1db8ccf601bc9e7f4a1847a80a2634b80d64ecf84c2fd7229031499"}