{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How do command line tools for blockchain technology perform offline signature operations?","a":"Command-line tools for blockchain  technology, such as the core Bitcoin client, provide a command called"}]}],"pr":"a84e437102bd11660df8c647ea7ad4b352e3727fa5179e69c64bbe6d02e47c31"}