{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"When a user registers for a contract for the first time, which parameters do they need to declare?","a":"When a user registers for a contract for the first time, they need to declare the following parameters:\\n\\n1. Username: A  unique name used to identify the user's identity, usually of string type. \\n2. Password: An encrypted string used to verify the user's identity, ensuring password security. \\n3. Email: The user's valid email address, used for receiving verification codes, password recovery, and other functions. \\n4. Phone number: The user's valid phone number, used for receiving SMS verification codes and other functions. \\n5. Real name: The user's true name, used for real-name authentication and other scenarios. \\n6. ID number: The user's ID number, used for\\"}]}],"pr":"eeaa4b152ffd9594795b40d36628c40200880459d740aa28f6524f49b53bc9eb"}