{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"Why propose using contracts to address casting issues?","a":"Clarify mutual rights and obligations: Contracts are an  important basis for clarifying the respective rights and obligations of both parties during the casting process, helping to avoid disputes caused by poor communication and unclear responsibilities."}]}],"pr":"0f27dc6f84172fa0577e629565b0b1dcbebed9cfe5d6b53cc186002ab0ff2f6d"}