{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the characteristics of smart contracts on the blockchain?","a":"Immutable: Smart  contracts run on the blockchain, where once data is recorded, it cannot be tampered with."}]}],"pr":"9314c020165c8f1958bfbe0edae7ab722ac88ce99925e7423d11f69c6a2a358f"}